[
  {
    "phenotype_id": "PH3474",
    "phenotype_version_id": 8517,
    "name": "ICD-10 Chapter VI",
    "definition": "This codelist was taken from [OpenCodelists](https://www.opencodelists.org/), created by [OpenSAFELY](https://www.opensafely.org/). We recommend viewing this Phenotype on the OpenCodelist website to view the most recent version.\n\n\n© University of Oxford for the Bennett Institute for Applied Data Science 2025\\. This work may be copied freely for non\\-commercial research and study.\n\n",
    "implementation": null,
    "publications": null,
    "validation": null,
    "citation_requirements": null,
    "created": "2026-01-26T23:18:50.482916Z",
    "author": "OpenSAFELY",
    "collections": [
      {
        "name": "OpenCodelist",
        "value": 31
      },
      {
        "name": "Phenotype Library",
        "value": 18
      }
    ],
    "tags": null,
    "organisation": {
      "id": 1,
      "slug": "opensafely",
      "name": "OpenSAFELY"
    },
    "world_access": 1,
    "updated": "2026-01-26T23:18:50.473935Z",
    "references": [],
    "signed_off": [],
    "methodology": "",
    "coding_system": [
      {
        "name": "ICD10 codes",
        "value": 4
      }
    ],
    "open_codelist_id": "opensafely/icd-10-chapter-vi",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/icd-10-chapter-vi/1397214f",
    "concept_information": [
      {
        "concept_id": 8694,
        "concept_version_id": 16179,
        "concept_name": "opensafely/icd-10-chapter-vi/1397214f",
        "coding_system": {
          "id": 4,
          "name": "ICD10 codes",
          "description": "ICD10 Codes"
        },
        "phenotype_id": "PH3474",
        "phenotype_version_id": 8517,
        "phenotype_name": "ICD-10 Chapter VI",
        "code_attribute_header": [],
        "codes": [
          {
            "code": "G00",
            "description": "Bacterial meningitis, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G000",
            "description": "Haemophilus meningitis",
            "attributes": null
          },
          {
            "code": "G001",
            "description": "Pneumococcal meningitis",
            "attributes": null
          },
          {
            "code": "G002",
            "description": "Streptococcal meningitis",
            "attributes": null
          },
          {
            "code": "G003",
            "description": "Staphylococcal meningitis",
            "attributes": null
          },
          {
            "code": "G008",
            "description": "Other bacterial meningitis",
            "attributes": null
          },
          {
            "code": "G009",
            "description": "Bacterial meningitis, unspecified",
            "attributes": null
          },
          {
            "code": "G00-G09",
            "description": "Inflammatory diseases of the central nervous system",
            "attributes": null
          },
          {
            "code": "G01",
            "description": "Meningitis in bacterial diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G02",
            "description": "Meningitis in other infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G020",
            "description": "Meningitis in viral diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G021",
            "description": "Meningitis in mycoses",
            "attributes": null
          },
          {
            "code": "G028",
            "description": "Meningitis in other specified infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G03",
            "description": "Meningitis due to other and unspecified causes",
            "attributes": null
          },
          {
            "code": "G030",
            "description": "Nonpyogenic meningitis",
            "attributes": null
          },
          {
            "code": "G031",
            "description": "Chronic meningitis",
            "attributes": null
          },
          {
            "code": "G032",
            "description": "Benign recurrent meningitis [Mollaret]",
            "attributes": null
          },
          {
            "code": "G038",
            "description": "Meningitis due to other specified causes",
            "attributes": null
          },
          {
            "code": "G039",
            "description": "Meningitis, unspecified",
            "attributes": null
          },
          {
            "code": "G04",
            "description": "Encephalitis, myelitis and encephalomyelitis",
            "attributes": null
          },
          {
            "code": "G040",
            "description": "Acute disseminated encephalitis",
            "attributes": null
          },
          {
            "code": "G041",
            "description": "Human T-cell lymphotropic virus associated myelopathy",
            "attributes": null
          },
          {
            "code": "G042",
            "description": "Bacterial meningoencephalitis and meningomyelitis, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G048",
            "description": "Other encephalitis, myelitis and encephalomyelitis",
            "attributes": null
          },
          {
            "code": "G049",
            "description": "Encephalitis, myelitis and encephalomyelitis, unspecified",
            "attributes": null
          },
          {
            "code": "G05",
            "description": "Encephalitis, myelitis and encephalomyelitis in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G050",
            "description": "Encephalitis, myelitis and encephalomyelitis in bacterial diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G051",
            "description": "Encephalitis, myelitis and encephalomyelitis in viral diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G052",
            "description": "Encephalitis, myelitis and encephalomyelitis in other infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G058",
            "description": "Encephalitis, myelitis and encephalomyelitis in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G06",
            "description": "Intracranial and intraspinal abscess and granuloma",
            "attributes": null
          },
          {
            "code": "G060",
            "description": "Intracranial abscess and granuloma",
            "attributes": null
          },
          {
            "code": "G061",
            "description": "Intraspinal abscess and granuloma",
            "attributes": null
          },
          {
            "code": "G062",
            "description": "Extradural and subdural abscess, unspecified",
            "attributes": null
          },
          {
            "code": "G07",
            "description": "Intracranial and intraspinal abscess and granuloma in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G08",
            "description": "Intracranial and intraspinal phlebitis and thrombophlebitis",
            "attributes": null
          },
          {
            "code": "G09",
            "description": "Sequelae of inflammatory diseases of central nervous system",
            "attributes": null
          },
          {
            "code": "G10",
            "description": "Huntington disease",
            "attributes": null
          },
          {
            "code": "G10-G14",
            "description": "Systemic atrophies primarily affecting the central nervous system",
            "attributes": null
          },
          {
            "code": "G11",
            "description": "Hereditary ataxia",
            "attributes": null
          },
          {
            "code": "G110",
            "description": "Congenital nonprogressive ataxia",
            "attributes": null
          },
          {
            "code": "G111",
            "description": "Early-onset cerebellar ataxia",
            "attributes": null
          },
          {
            "code": "G112",
            "description": "Late-onset cerebellar ataxia",
            "attributes": null
          },
          {
            "code": "G113",
            "description": "Cerebellar ataxia with defective DNA repair",
            "attributes": null
          },
          {
            "code": "G114",
            "description": "Hereditary spastic paraplegia",
            "attributes": null
          },
          {
            "code": "G118",
            "description": "Other hereditary ataxias",
            "attributes": null
          },
          {
            "code": "G119",
            "description": "Hereditary ataxia, unspecified",
            "attributes": null
          },
          {
            "code": "G12",
            "description": "Spinal muscular atrophy and related syndromes",
            "attributes": null
          },
          {
            "code": "G120",
            "description": "Infantile spinal muscular atrophy, type I [Werdnig-Hoffman]",
            "attributes": null
          },
          {
            "code": "G121",
            "description": "Other inherited spinal muscular atrophy",
            "attributes": null
          },
          {
            "code": "G122",
            "description": "Motor neuron disease",
            "attributes": null
          },
          {
            "code": "G128",
            "description": "Other spinal muscular atrophies and related syndromes",
            "attributes": null
          },
          {
            "code": "G129",
            "description": "Spinal muscular atrophy, unspecified",
            "attributes": null
          },
          {
            "code": "G13",
            "description": "Systemic atrophies primarily affecting central nervous system in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G130",
            "description": "Paraneoplastic neuromyopathy and neuropathy",
            "attributes": null
          },
          {
            "code": "G131",
            "description": "Other systemic atrophy primarily affecting central nervous system in neoplastic disease",
            "attributes": null
          },
          {
            "code": "G132",
            "description": "Systemic atrophy primarily affecting central nervous system in myxoedema E00.1 E03.-",
            "attributes": null
          },
          {
            "code": "G138",
            "description": "Systemic atrophy primarily affecting central nervous system in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G14",
            "description": "Postpolio syndrome",
            "attributes": null
          },
          {
            "code": "G20",
            "description": "Parkinson disease",
            "attributes": null
          },
          {
            "code": "G20-G26",
            "description": "Extrapyramidal and movement disorders",
            "attributes": null
          },
          {
            "code": "G21",
            "description": "Secondary parkinsonism",
            "attributes": null
          },
          {
            "code": "G210",
            "description": "Malignant neuroleptic syndrome",
            "attributes": null
          },
          {
            "code": "G211",
            "description": "Other drug-induced secondary parkinsonism",
            "attributes": null
          },
          {
            "code": "G212",
            "description": "Secondary parkinsonism due to other external agents",
            "attributes": null
          },
          {
            "code": "G213",
            "description": "Postencephalitic parkinsonism",
            "attributes": null
          },
          {
            "code": "G214",
            "description": "Vascular parkinsonism",
            "attributes": null
          },
          {
            "code": "G218",
            "description": "Other secondary parkinsonism",
            "attributes": null
          },
          {
            "code": "G219",
            "description": "Secondary parkinsonism, unspecified",
            "attributes": null
          },
          {
            "code": "G22",
            "description": "Parkinsonism in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G23",
            "description": "Other degenerative diseases of basal ganglia",
            "attributes": null
          },
          {
            "code": "G230",
            "description": "Hallervorden-Spatz disease",
            "attributes": null
          },
          {
            "code": "G231",
            "description": "Progressive supranuclear ophthalmoplegia [Steele-Richardson-Olszewski]",
            "attributes": null
          },
          {
            "code": "G232",
            "description": "Multiple system atrophy, parkinsonian type [MSA-P]",
            "attributes": null
          },
          {
            "code": "G233",
            "description": "Multiple system atrophy, cerebellar type [MSA-C]",
            "attributes": null
          },
          {
            "code": "G238",
            "description": "Other specified degenerative diseases of basal ganglia",
            "attributes": null
          },
          {
            "code": "G239",
            "description": "Degenerative disease of basal ganglia, unspecified",
            "attributes": null
          },
          {
            "code": "G24",
            "description": "Dystonia",
            "attributes": null
          },
          {
            "code": "G240",
            "description": "Drug-induced dystonia",
            "attributes": null
          },
          {
            "code": "G241",
            "description": "Idiopathic familial dystonia",
            "attributes": null
          },
          {
            "code": "G242",
            "description": "Idiopathic nonfamilial dystonia",
            "attributes": null
          },
          {
            "code": "G243",
            "description": "Spasmodic torticollis",
            "attributes": null
          },
          {
            "code": "G244",
            "description": "Idiopathic orofacial dystonia",
            "attributes": null
          },
          {
            "code": "G245",
            "description": "Blepharospasm",
            "attributes": null
          },
          {
            "code": "G248",
            "description": "Other dystonia",
            "attributes": null
          },
          {
            "code": "G249",
            "description": "Dystonia, unspecified",
            "attributes": null
          },
          {
            "code": "G25",
            "description": "Other extrapyramidal and movement disorders",
            "attributes": null
          },
          {
            "code": "G250",
            "description": "Essential tremor",
            "attributes": null
          },
          {
            "code": "G251",
            "description": "Drug-induced tremor",
            "attributes": null
          },
          {
            "code": "G252",
            "description": "Other specified forms of tremor",
            "attributes": null
          },
          {
            "code": "G253",
            "description": "Myoclonus",
            "attributes": null
          },
          {
            "code": "G254",
            "description": "Drug-induced chorea",
            "attributes": null
          },
          {
            "code": "G255",
            "description": "Other chorea",
            "attributes": null
          },
          {
            "code": "G256",
            "description": "Drug-induced tics and other tics of organic origin",
            "attributes": null
          },
          {
            "code": "G258",
            "description": "Other specified extrapyramidal and movement disorders",
            "attributes": null
          },
          {
            "code": "G259",
            "description": "Extrapyramidal and movement disorder, unspecified",
            "attributes": null
          },
          {
            "code": "G26",
            "description": "Extrapyramidal and movement disorders in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G30",
            "description": "Alzheimer disease",
            "attributes": null
          },
          {
            "code": "G300",
            "description": "Alzheimer disease with early onset",
            "attributes": null
          },
          {
            "code": "G301",
            "description": "Alzheimer disease with late onset",
            "attributes": null
          },
          {
            "code": "G308",
            "description": "Other Alzheimer disease",
            "attributes": null
          },
          {
            "code": "G309",
            "description": "Alzheimer disease, unspecified",
            "attributes": null
          },
          {
            "code": "G30-G32",
            "description": "Other degenerative diseases of the nervous system",
            "attributes": null
          },
          {
            "code": "G31",
            "description": "Other degenerative diseases of nervous system, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G310",
            "description": "Circumscribed brain atrophy",
            "attributes": null
          },
          {
            "code": "G311",
            "description": "Senile degeneration of brain, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G312",
            "description": "Degeneration of nervous system due to alcohol",
            "attributes": null
          },
          {
            "code": "G318",
            "description": "Other specified degenerative diseases of nervous system",
            "attributes": null
          },
          {
            "code": "G319",
            "description": "Degenerative disease of nervous system, unspecified",
            "attributes": null
          },
          {
            "code": "G32",
            "description": "Other degenerative disorders of nervous system in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G320",
            "description": "Subacute combined degeneration of spinal cord in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G328",
            "description": "Other specified degenerative disorders of nervous system in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G35",
            "description": "Multiple sclerosis",
            "attributes": null
          },
          {
            "code": "G35-G37",
            "description": "Demyelinating diseases of the central nervous system",
            "attributes": null
          },
          {
            "code": "G36",
            "description": "Other acute disseminated demyelination",
            "attributes": null
          },
          {
            "code": "G360",
            "description": "Neuromyelitis optica [Devic]",
            "attributes": null
          },
          {
            "code": "G361",
            "description": "Acute and subacute haemorrhagic leukoencephalitis [Hurst]",
            "attributes": null
          },
          {
            "code": "G368",
            "description": "Other specified acute disseminated demyelination",
            "attributes": null
          },
          {
            "code": "G369",
            "description": "Acute disseminated demyelination, unspecified",
            "attributes": null
          },
          {
            "code": "G37",
            "description": "Other demyelinating diseases of central nervous system",
            "attributes": null
          },
          {
            "code": "G370",
            "description": "Diffuse sclerosis",
            "attributes": null
          },
          {
            "code": "G371",
            "description": "Central demyelination of corpus callosum",
            "attributes": null
          },
          {
            "code": "G372",
            "description": "Central pontine myelinolysis",
            "attributes": null
          },
          {
            "code": "G373",
            "description": "Acute transverse myelitis in demyelinating disease of central nervous system",
            "attributes": null
          },
          {
            "code": "G374",
            "description": "Subacute necrotizing myelitis",
            "attributes": null
          },
          {
            "code": "G375",
            "description": "Concentric sclerosis [Baló]",
            "attributes": null
          },
          {
            "code": "G378",
            "description": "Other specified demyelinating diseases of central nervous system",
            "attributes": null
          },
          {
            "code": "G379",
            "description": "Demyelinating disease of central nervous system, unspecified",
            "attributes": null
          },
          {
            "code": "G40",
            "description": "Epilepsy",
            "attributes": null
          },
          {
            "code": "G400",
            "description": "Localization-related (focal)(partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset",
            "attributes": null
          },
          {
            "code": "G401",
            "description": "Localization-related (focal)(partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures",
            "attributes": null
          },
          {
            "code": "G402",
            "description": "Localization-related (focal)(partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures",
            "attributes": null
          },
          {
            "code": "G403",
            "description": "Generalized idiopathic epilepsy and epileptic syndromes",
            "attributes": null
          },
          {
            "code": "G404",
            "description": "Other generalized epilepsy and epileptic syndromes",
            "attributes": null
          },
          {
            "code": "G405",
            "description": "Special epileptic syndromes",
            "attributes": null
          },
          {
            "code": "G406",
            "description": "Grand mal seizures, unspecified (with or without petit mal)",
            "attributes": null
          },
          {
            "code": "G407",
            "description": "Petit mal, unspecified, without grand mal seizures",
            "attributes": null
          },
          {
            "code": "G408",
            "description": "Other epilepsy",
            "attributes": null
          },
          {
            "code": "G409",
            "description": "Epilepsy, unspecified",
            "attributes": null
          },
          {
            "code": "G40-G47",
            "description": "Episodic and paroxysmal disorders",
            "attributes": null
          },
          {
            "code": "G41",
            "description": "Status epilepticus",
            "attributes": null
          },
          {
            "code": "G410",
            "description": "Grand mal status epilepticus",
            "attributes": null
          },
          {
            "code": "G411",
            "description": "Petit mal status epilepticus",
            "attributes": null
          },
          {
            "code": "G412",
            "description": "Complex partial status epilepticus",
            "attributes": null
          },
          {
            "code": "G418",
            "description": "Other status epilepticus",
            "attributes": null
          },
          {
            "code": "G419",
            "description": "Status epilepticus, unspecified",
            "attributes": null
          },
          {
            "code": "G43",
            "description": "Migraine",
            "attributes": null
          },
          {
            "code": "G430",
            "description": "Migraine without aura [common migraine]",
            "attributes": null
          },
          {
            "code": "G431",
            "description": "Migraine with aura [classical migraine]",
            "attributes": null
          },
          {
            "code": "G432",
            "description": "Status migrainosus",
            "attributes": null
          },
          {
            "code": "G433",
            "description": "Complicated migraine",
            "attributes": null
          },
          {
            "code": "G438",
            "description": "Other migraine",
            "attributes": null
          },
          {
            "code": "G439",
            "description": "Migraine, unspecified",
            "attributes": null
          },
          {
            "code": "G44",
            "description": "Other headache syndromes",
            "attributes": null
          },
          {
            "code": "G440",
            "description": "Cluster headache syndrome",
            "attributes": null
          },
          {
            "code": "G441",
            "description": "Vascular headache, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G442",
            "description": "Tension-type headache",
            "attributes": null
          },
          {
            "code": "G443",
            "description": "Chronic post-traumatic headache",
            "attributes": null
          },
          {
            "code": "G444",
            "description": "Drug-induced headache, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G448",
            "description": "Other specified headache syndromes",
            "attributes": null
          },
          {
            "code": "G45",
            "description": "Transient cerebral ischaemic attacks and related syndromes",
            "attributes": null
          },
          {
            "code": "G450",
            "description": "Vertebro-basilar artery syndrome",
            "attributes": null
          },
          {
            "code": "G451",
            "description": "Carotid artery syndrome (hemispheric)",
            "attributes": null
          },
          {
            "code": "G452",
            "description": "Multiple and bilateral precerebral artery syndromes",
            "attributes": null
          },
          {
            "code": "G453",
            "description": "Amaurosis fugax",
            "attributes": null
          },
          {
            "code": "G454",
            "description": "Transient global amnesia",
            "attributes": null
          },
          {
            "code": "G458",
            "description": "Other transient cerebral ischaemic attacks and related syndromes",
            "attributes": null
          },
          {
            "code": "G459",
            "description": "Transient cerebral ischaemic attack, unspecified",
            "attributes": null
          },
          {
            "code": "G46",
            "description": "Vascular syndromes of brain in cerebrovascular diseases I60-I67",
            "attributes": null
          },
          {
            "code": "G460",
            "description": "Middle cerebral artery syndrome I66.0",
            "attributes": null
          },
          {
            "code": "G461",
            "description": "Anterior cerebral artery syndrome I66.1",
            "attributes": null
          },
          {
            "code": "G462",
            "description": "Posterior cerebral artery syndrome I66.2",
            "attributes": null
          },
          {
            "code": "G463",
            "description": "Brain stem stroke syndrome I60-I67",
            "attributes": null
          },
          {
            "code": "G464",
            "description": "Cerebellar stroke syndrome I60-I67",
            "attributes": null
          },
          {
            "code": "G465",
            "description": "Pure motor lacunar syndrome I60-I67",
            "attributes": null
          },
          {
            "code": "G466",
            "description": "Pure sensory lacunar syndrome I60-I67",
            "attributes": null
          },
          {
            "code": "G467",
            "description": "Other lacunar syndromes I60-I67",
            "attributes": null
          },
          {
            "code": "G468",
            "description": "Other vascular syndromes of brain in cerebrovascular diseases I60-I67",
            "attributes": null
          },
          {
            "code": "G47",
            "description": "Sleep disorders",
            "attributes": null
          },
          {
            "code": "G470",
            "description": "Disorders of initiating and maintaining sleep [insomnias]",
            "attributes": null
          },
          {
            "code": "G471",
            "description": "Disorders of excessive somnolence [hypersomnias]",
            "attributes": null
          },
          {
            "code": "G472",
            "description": "Disorders of the sleep-wake schedule",
            "attributes": null
          },
          {
            "code": "G473",
            "description": "Sleep apnoea",
            "attributes": null
          },
          {
            "code": "G474",
            "description": "Narcolepsy and cataplexy",
            "attributes": null
          },
          {
            "code": "G478",
            "description": "Other sleep disorders",
            "attributes": null
          },
          {
            "code": "G479",
            "description": "Sleep disorder, unspecified",
            "attributes": null
          },
          {
            "code": "G50",
            "description": "Disorders of trigeminal nerve",
            "attributes": null
          },
          {
            "code": "G500",
            "description": "Trigeminal neuralgia",
            "attributes": null
          },
          {
            "code": "G501",
            "description": "Atypical facial pain",
            "attributes": null
          },
          {
            "code": "G508",
            "description": "Other disorders of trigeminal nerve",
            "attributes": null
          },
          {
            "code": "G509",
            "description": "Disorder of trigeminal nerve, unspecified",
            "attributes": null
          },
          {
            "code": "G50-G59",
            "description": "Nerve, nerve root and plexus disorders",
            "attributes": null
          },
          {
            "code": "G51",
            "description": "Facial nerve disorders",
            "attributes": null
          },
          {
            "code": "G510",
            "description": "Bell palsy",
            "attributes": null
          },
          {
            "code": "G511",
            "description": "Geniculate ganglionitis",
            "attributes": null
          },
          {
            "code": "G512",
            "description": "Melkersson syndrome",
            "attributes": null
          },
          {
            "code": "G513",
            "description": "Clonic hemifacial spasm",
            "attributes": null
          },
          {
            "code": "G514",
            "description": "Facial myokymia",
            "attributes": null
          },
          {
            "code": "G518",
            "description": "Other disorders of facial nerve",
            "attributes": null
          },
          {
            "code": "G519",
            "description": "Disorder of facial nerve, unspecified",
            "attributes": null
          },
          {
            "code": "G52",
            "description": "Disorders of other cranial nerves",
            "attributes": null
          },
          {
            "code": "G520",
            "description": "Disorders of olfactory nerve",
            "attributes": null
          },
          {
            "code": "G521",
            "description": "Disorders of glossopharyngeal nerve",
            "attributes": null
          },
          {
            "code": "G522",
            "description": "Disorders of vagus nerve",
            "attributes": null
          },
          {
            "code": "G523",
            "description": "Disorders of hypoglossal nerve",
            "attributes": null
          },
          {
            "code": "G527",
            "description": "Disorders of multiple cranial nerves",
            "attributes": null
          },
          {
            "code": "G528",
            "description": "Disorders of other specified cranial nerves",
            "attributes": null
          },
          {
            "code": "G529",
            "description": "Cranial nerve disorder, unspecified",
            "attributes": null
          },
          {
            "code": "G53",
            "description": "Cranial nerve disorders in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G530",
            "description": "Postzoster neuralgia B02.2",
            "attributes": null
          },
          {
            "code": "G531",
            "description": "Multiple cranial nerve palsies in infectious and parasitic diseases classified elsewhere A00-B99",
            "attributes": null
          },
          {
            "code": "G532",
            "description": "Multiple cranial nerve palsies in sarcoidosis D86.8",
            "attributes": null
          },
          {
            "code": "G533",
            "description": "Multiple cranial nerve palsies in neoplastic disease C00-D48",
            "attributes": null
          },
          {
            "code": "G538",
            "description": "Other cranial nerve disorders in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G54",
            "description": "Nerve root and plexus disorders",
            "attributes": null
          },
          {
            "code": "G540",
            "description": "Brachial plexus disorders",
            "attributes": null
          },
          {
            "code": "G541",
            "description": "Lumbosacral plexus disorders",
            "attributes": null
          },
          {
            "code": "G542",
            "description": "Cervical root disorders, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G543",
            "description": "Thoracic root disorders, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G544",
            "description": "Lumbosacral root disorders, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G545",
            "description": "Neuralgic amyotrophy",
            "attributes": null
          },
          {
            "code": "G546",
            "description": "Phantom limb syndrome with pain",
            "attributes": null
          },
          {
            "code": "G547",
            "description": "Phantom limb syndrome without pain",
            "attributes": null
          },
          {
            "code": "G548",
            "description": "Other nerve root and plexus disorders",
            "attributes": null
          },
          {
            "code": "G549",
            "description": "Nerve root and plexus disorder, unspecified",
            "attributes": null
          },
          {
            "code": "G55",
            "description": "Nerve root and plexus compressions in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G550",
            "description": "Nerve root and plexus compressions in neoplastic disease C00-D48",
            "attributes": null
          },
          {
            "code": "G551",
            "description": "Nerve root and plexus compressions in intervertebral disc disorders M50-M51",
            "attributes": null
          },
          {
            "code": "G552",
            "description": "Nerve root and plexus compressions in spondylosis M47.-",
            "attributes": null
          },
          {
            "code": "G553",
            "description": "Nerve root and plexus compressions in other dorsopathies M45-M46 M48.- M53-M54",
            "attributes": null
          },
          {
            "code": "G558",
            "description": "Nerve root and plexus compressions in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G56",
            "description": "Mononeuropathies of upper limb",
            "attributes": null
          },
          {
            "code": "G560",
            "description": "Carpal tunnel syndrome",
            "attributes": null
          },
          {
            "code": "G561",
            "description": "Other lesions of median nerve",
            "attributes": null
          },
          {
            "code": "G562",
            "description": "Lesion of ulnar nerve",
            "attributes": null
          },
          {
            "code": "G563",
            "description": "Lesion of radial nerve",
            "attributes": null
          },
          {
            "code": "G568",
            "description": "Other mononeuropathies of upper limb",
            "attributes": null
          },
          {
            "code": "G569",
            "description": "Mononeuropathy of upper limb, unspecified",
            "attributes": null
          },
          {
            "code": "G57",
            "description": "Mononeuropathies of lower limb",
            "attributes": null
          },
          {
            "code": "G570",
            "description": "Lesion of sciatic nerve",
            "attributes": null
          },
          {
            "code": "G571",
            "description": "Meralgia paraesthetica",
            "attributes": null
          },
          {
            "code": "G572",
            "description": "Lesion of femoral nerve",
            "attributes": null
          },
          {
            "code": "G573",
            "description": "Lesion of lateral popliteal nerve",
            "attributes": null
          },
          {
            "code": "G574",
            "description": "Lesion of medial popliteal nerve",
            "attributes": null
          },
          {
            "code": "G575",
            "description": "Tarsal tunnel syndrome",
            "attributes": null
          },
          {
            "code": "G576",
            "description": "Lesion of plantar nerve",
            "attributes": null
          },
          {
            "code": "G578",
            "description": "Other mononeuropathies of lower limb",
            "attributes": null
          },
          {
            "code": "G579",
            "description": "Mononeuropathy of lower limb, unspecified",
            "attributes": null
          },
          {
            "code": "G58",
            "description": "Other mononeuropathies",
            "attributes": null
          },
          {
            "code": "G580",
            "description": "Intercostal neuropathy",
            "attributes": null
          },
          {
            "code": "G587",
            "description": "Mononeuritis multiplex",
            "attributes": null
          },
          {
            "code": "G588",
            "description": "Other specified mononeuropathies",
            "attributes": null
          },
          {
            "code": "G589",
            "description": "Mononeuropathy, unspecified",
            "attributes": null
          },
          {
            "code": "G59",
            "description": "Mononeuropathy in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G590",
            "description": "Diabetic mononeuropathy E10-E14 with common fourth character .4",
            "attributes": null
          },
          {
            "code": "G598",
            "description": "Other mononeuropathies in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G60",
            "description": "Hereditary and idiopathic neuropathy",
            "attributes": null
          },
          {
            "code": "G600",
            "description": "Hereditary motor and sensory neuropathy",
            "attributes": null
          },
          {
            "code": "G601",
            "description": "Refsum disease",
            "attributes": null
          },
          {
            "code": "G602",
            "description": "Neuropathy in association with hereditary ataxia",
            "attributes": null
          },
          {
            "code": "G603",
            "description": "Idiopathic progressive neuropathy",
            "attributes": null
          },
          {
            "code": "G608",
            "description": "Other hereditary and idiopathic neuropathies",
            "attributes": null
          },
          {
            "code": "G609",
            "description": "Hereditary and idiopathic neuropathy, unspecified",
            "attributes": null
          },
          {
            "code": "G60-G64",
            "description": "Polyneuropathies and other disorders of the peripheral nervous system",
            "attributes": null
          },
          {
            "code": "G61",
            "description": "Inflammatory polyneuropathy",
            "attributes": null
          },
          {
            "code": "G610",
            "description": "Guillain-Barré syndrome",
            "attributes": null
          },
          {
            "code": "G611",
            "description": "Serum neuropathy",
            "attributes": null
          },
          {
            "code": "G618",
            "description": "Other inflammatory polyneuropathies",
            "attributes": null
          },
          {
            "code": "G619",
            "description": "Inflammatory polyneuropathy, unspecified",
            "attributes": null
          },
          {
            "code": "G62",
            "description": "Other polyneuropathies",
            "attributes": null
          },
          {
            "code": "G620",
            "description": "Drug-induced polyneuropathy",
            "attributes": null
          },
          {
            "code": "G621",
            "description": "Alcoholic polyneuropathy",
            "attributes": null
          },
          {
            "code": "G622",
            "description": "Polyneuropathy due to other toxic agents",
            "attributes": null
          },
          {
            "code": "G628",
            "description": "Other specified polyneuropathies",
            "attributes": null
          },
          {
            "code": "G629",
            "description": "Polyneuropathy, unspecified",
            "attributes": null
          },
          {
            "code": "G63",
            "description": "Polyneuropathy in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G630",
            "description": "Polyneuropathy in infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G631",
            "description": "Polyneuropathy in neoplastic disease C00-D48",
            "attributes": null
          },
          {
            "code": "G632",
            "description": "Diabetic polyneuropathy E10-E14 with common fourth character .4",
            "attributes": null
          },
          {
            "code": "G633",
            "description": "Polyneuropathy in other endocrine and metabolic diseases E00-E07 E15-E16 E20-E34 E70-E89",
            "attributes": null
          },
          {
            "code": "G634",
            "description": "Polyneuropathy in nutritional deficiency E40-E64",
            "attributes": null
          },
          {
            "code": "G635",
            "description": "Polyneuropathy in systemic connective tissue disorders M30-M35",
            "attributes": null
          },
          {
            "code": "G636",
            "description": "Polyneuropathy in other musculoskeletal disorders M00-M25 M40-M96",
            "attributes": null
          },
          {
            "code": "G638",
            "description": "Polyneuropathy in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G64",
            "description": "Other disorders of peripheral nervous system",
            "attributes": null
          },
          {
            "code": "G70",
            "description": "Myasthenia gravis and other myoneural disorders",
            "attributes": null
          },
          {
            "code": "G700",
            "description": "Myasthenia gravis",
            "attributes": null
          },
          {
            "code": "G701",
            "description": "Toxic myoneural disorders",
            "attributes": null
          },
          {
            "code": "G702",
            "description": "Congenital and developmental myasthenia",
            "attributes": null
          },
          {
            "code": "G708",
            "description": "Other specified myoneural disorders",
            "attributes": null
          },
          {
            "code": "G709",
            "description": "Myoneural disorder, unspecified",
            "attributes": null
          },
          {
            "code": "G70-G73",
            "description": "Diseases of myoneural junction and muscle",
            "attributes": null
          },
          {
            "code": "G71",
            "description": "Primary disorders of muscles",
            "attributes": null
          },
          {
            "code": "G710",
            "description": "Muscular dystrophy",
            "attributes": null
          },
          {
            "code": "G711",
            "description": "Myotonic disorders",
            "attributes": null
          },
          {
            "code": "G712",
            "description": "Congenital myopathies",
            "attributes": null
          },
          {
            "code": "G713",
            "description": "Mitochondrial myopathy, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G718",
            "description": "Other primary disorders of muscles",
            "attributes": null
          },
          {
            "code": "G719",
            "description": "Primary disorder of muscle, unspecified",
            "attributes": null
          },
          {
            "code": "G72",
            "description": "Other myopathies",
            "attributes": null
          },
          {
            "code": "G720",
            "description": "Drug-induced myopathy",
            "attributes": null
          },
          {
            "code": "G721",
            "description": "Alcoholic myopathy",
            "attributes": null
          },
          {
            "code": "G722",
            "description": "Myopathy due to other toxic agents",
            "attributes": null
          },
          {
            "code": "G723",
            "description": "Periodic paralysis",
            "attributes": null
          },
          {
            "code": "G724",
            "description": "Inflammatory myopathy, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G728",
            "description": "Other specified myopathies",
            "attributes": null
          },
          {
            "code": "G729",
            "description": "Myopathy, unspecified",
            "attributes": null
          },
          {
            "code": "G73",
            "description": "Disorders of myoneural junction and muscle in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G730",
            "description": "Myasthenic syndromes in endocrine diseases",
            "attributes": null
          },
          {
            "code": "G731",
            "description": "Lambert-Eaton syndrome C00-D48",
            "attributes": null
          },
          {
            "code": "G732",
            "description": "Other myasthenic syndromes in neoplastic disease C00-D48",
            "attributes": null
          },
          {
            "code": "G733",
            "description": "Myasthenic syndromes in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G734",
            "description": "Myopathy in infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G735",
            "description": "Myopathy in endocrine diseases",
            "attributes": null
          },
          {
            "code": "G736",
            "description": "Myopathy in metabolic diseases",
            "attributes": null
          },
          {
            "code": "G737",
            "description": "Myopathy in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G80",
            "description": "Cerebral palsy",
            "attributes": null
          },
          {
            "code": "G800",
            "description": "Spastic quadriplegic cerebral palsy",
            "attributes": null
          },
          {
            "code": "G801",
            "description": "Spastic diplegic cerebral palsy",
            "attributes": null
          },
          {
            "code": "G802",
            "description": "Spastic hemiplegic cerebral palsy",
            "attributes": null
          },
          {
            "code": "G803",
            "description": "Dyskinetic cerebral palsy",
            "attributes": null
          },
          {
            "code": "G804",
            "description": "Ataxic cerebral palsy",
            "attributes": null
          },
          {
            "code": "G808",
            "description": "Other cerebral palsy",
            "attributes": null
          },
          {
            "code": "G809",
            "description": "Cerebral palsy, unspecified",
            "attributes": null
          },
          {
            "code": "G80-G83",
            "description": "Cerebral palsy and other paralytic syndromes",
            "attributes": null
          },
          {
            "code": "G81",
            "description": "Hemiplegia",
            "attributes": null
          },
          {
            "code": "G810",
            "description": "Flaccid hemiplegia",
            "attributes": null
          },
          {
            "code": "G811",
            "description": "Spastic hemiplegia",
            "attributes": null
          },
          {
            "code": "G819",
            "description": "Hemiplegia, unspecified",
            "attributes": null
          },
          {
            "code": "G82",
            "description": "Paraplegia and tetraplegia",
            "attributes": null
          },
          {
            "code": "G820",
            "description": "Flaccid paraplegia",
            "attributes": null
          },
          {
            "code": "G821",
            "description": "Spastic paraplegia",
            "attributes": null
          },
          {
            "code": "G822",
            "description": "Paraplegia, unspecified",
            "attributes": null
          },
          {
            "code": "G823",
            "description": "Flaccid tetraplegia",
            "attributes": null
          },
          {
            "code": "G824",
            "description": "Spastic tetraplegia",
            "attributes": null
          },
          {
            "code": "G825",
            "description": "Tetraplegia, unspecified",
            "attributes": null
          },
          {
            "code": "G83",
            "description": "Other paralytic syndromes",
            "attributes": null
          },
          {
            "code": "G830",
            "description": "Diplegia of upper limbs",
            "attributes": null
          },
          {
            "code": "G831",
            "description": "Monoplegia of lower limb",
            "attributes": null
          },
          {
            "code": "G832",
            "description": "Monoplegia of upper limb",
            "attributes": null
          },
          {
            "code": "G833",
            "description": "Monoplegia, unspecified",
            "attributes": null
          },
          {
            "code": "G834",
            "description": "Cauda equina syndrome",
            "attributes": null
          },
          {
            "code": "G835",
            "description": "Locked-in syndrome",
            "attributes": null
          },
          {
            "code": "G836",
            "description": "Upper motor neuron facial paralysis",
            "attributes": null
          },
          {
            "code": "G838",
            "description": "Other specified paralytic syndromes",
            "attributes": null
          },
          {
            "code": "G839",
            "description": "Paralytic syndrome, unspecified",
            "attributes": null
          },
          {
            "code": "G90",
            "description": "Disorders of autonomic nervous system",
            "attributes": null
          },
          {
            "code": "G900",
            "description": "Idiopathic peripheral autonomic neuropathy",
            "attributes": null
          },
          {
            "code": "G901",
            "description": "Familial dysautonomia [Riley-Day]",
            "attributes": null
          },
          {
            "code": "G902",
            "description": "Horner syndrome",
            "attributes": null
          },
          {
            "code": "G904",
            "description": "Autonomic dysreflexia",
            "attributes": null
          },
          {
            "code": "G905",
            "description": "Complex regional pain syndrome type I",
            "attributes": null
          },
          {
            "code": "G906",
            "description": "Complex regional pain syndrome type II",
            "attributes": null
          },
          {
            "code": "G907",
            "description": "Complex regional pain syndrome, other and unspecified type",
            "attributes": null
          },
          {
            "code": "G908",
            "description": "Other disorders of autonomic nervous system",
            "attributes": null
          },
          {
            "code": "G909",
            "description": "Disorder of autonomic nervous system, unspecified",
            "attributes": null
          },
          {
            "code": "G90-G99",
            "description": "Other disorders of the nervous system",
            "attributes": null
          },
          {
            "code": "G91",
            "description": "Hydrocephalus",
            "attributes": null
          },
          {
            "code": "G910",
            "description": "Communicating hydrocephalus",
            "attributes": null
          },
          {
            "code": "G911",
            "description": "Obstructive hydrocephalus",
            "attributes": null
          },
          {
            "code": "G912",
            "description": "Normal-pressure hydrocephalus",
            "attributes": null
          },
          {
            "code": "G913",
            "description": "Post-traumatic hydrocephalus, unspecified",
            "attributes": null
          },
          {
            "code": "G918",
            "description": "Other hydrocephalus",
            "attributes": null
          },
          {
            "code": "G919",
            "description": "Hydrocephalus, unspecified",
            "attributes": null
          },
          {
            "code": "G92",
            "description": "Toxic encephalopathy",
            "attributes": null
          },
          {
            "code": "G93",
            "description": "Other disorders of brain",
            "attributes": null
          },
          {
            "code": "G930",
            "description": "Cerebral cysts",
            "attributes": null
          },
          {
            "code": "G931",
            "description": "Anoxic brain damage, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G932",
            "description": "Benign intracranial hypertension",
            "attributes": null
          },
          {
            "code": "G933",
            "description": "Postviral fatigue syndrome",
            "attributes": null
          },
          {
            "code": "G934",
            "description": "Encephalopathy, unspecified",
            "attributes": null
          },
          {
            "code": "G935",
            "description": "Compression of brain",
            "attributes": null
          },
          {
            "code": "G936",
            "description": "Cerebral oedema",
            "attributes": null
          },
          {
            "code": "G937",
            "description": "Reye syndrome",
            "attributes": null
          },
          {
            "code": "G938",
            "description": "Other specified disorders of brain",
            "attributes": null
          },
          {
            "code": "G939",
            "description": "Disorder of brain, unspecified",
            "attributes": null
          },
          {
            "code": "G94",
            "description": "Other disorders of brain in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G940",
            "description": "Hydrocephalus in infectious and parasitic diseases classified elsewhere A00-B99",
            "attributes": null
          },
          {
            "code": "G941",
            "description": "Hydrocephalus in neoplastic disease C00-D48",
            "attributes": null
          },
          {
            "code": "G942",
            "description": "Hydrocephalus in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G943",
            "description": "Encephalopathy in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G948",
            "description": "Other specified disorders of brain in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G95",
            "description": "Other diseases of spinal cord",
            "attributes": null
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          {
            "code": "G950",
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            "attributes": null
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          {
            "code": "G951",
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            "attributes": null
          },
          {
            "code": "G952",
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            "attributes": null
          },
          {
            "code": "G958",
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            "attributes": null
          },
          {
            "code": "G959",
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            "attributes": null
          },
          {
            "code": "G96",
            "description": "Other disorders of central nervous system",
            "attributes": null
          },
          {
            "code": "G960",
            "description": "Cerebrospinal fluid leak",
            "attributes": null
          },
          {
            "code": "G961",
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            "attributes": null
          },
          {
            "code": "G968",
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            "attributes": null
          },
          {
            "code": "G969",
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            "attributes": null
          },
          {
            "code": "G97",
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            "attributes": null
          },
          {
            "code": "G970",
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            "attributes": null
          },
          {
            "code": "G971",
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            "attributes": null
          },
          {
            "code": "G972",
            "description": "Intracranial hypotension following ventricular shunting",
            "attributes": null
          },
          {
            "code": "G978",
            "description": "Other postprocedural disorders of nervous system",
            "attributes": null
          },
          {
            "code": "G979",
            "description": "Postprocedural disorder of nervous system, unspecified",
            "attributes": null
          },
          {
            "code": "G98",
            "description": "Other disorders of nervous system, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "G99",
            "description": "Other disorders of nervous system in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G990",
            "description": "Autonomic neuropathy in endocrine and metabolic diseases",
            "attributes": null
          },
          {
            "code": "G991",
            "description": "Other disorders of autonomic nervous system in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G992",
            "description": "Myelopathy in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "G998",
            "description": "Other specified disorders of nervous system in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "VI",
            "description": "Diseases of the nervous system",
            "attributes": null
          }
        ]
      }
    ],
    "coding_system_release": "",
    "open_codelist_version_id": "1397214f",
    "open_codelist_version_tag": "",
    "status": 1,
    "doi": "https://doi.org/10.48533/2j84-6r86",
    "is_deleted": false,
    "publish_status": 2,
    "owner": "ieuan.scanlon",
    "template": {
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      "name": "OpenCodelists Phenotype",
      "description": "OpenSafely's OpenCodelist Phenotype, visit https://www.opencodelists.org/ to learn more",
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    "versions": [
      {
        "version_id": 8517,
        "version_name": "ICD-10 Chapter VI",
        "version_date": "2026-01-26T23:18:50.489358Z",
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]