[
  {
    "phenotype_id": "PH3476",
    "phenotype_version_id": 8519,
    "name": "ICD-10 Chapter VIII",
    "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": "2026-01-26T23:18:53.852867Z",
    "author": "OpenSAFELY",
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        "name": "OpenCodelist",
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      {
        "name": "Phenotype Library",
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      }
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    "organisation": {
      "id": 1,
      "slug": "opensafely",
      "name": "OpenSAFELY"
    },
    "world_access": 1,
    "updated": "2026-01-26T23:18:53.843511Z",
    "references": [],
    "signed_off": [],
    "methodology": "",
    "coding_system": [
      {
        "name": "ICD10 codes",
        "value": 4
      }
    ],
    "open_codelist_id": "opensafely/icd-10-chapter-viii",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/icd-10-chapter-viii/61783ae4",
    "concept_information": [
      {
        "concept_id": 8696,
        "concept_version_id": 16181,
        "concept_name": "opensafely/icd-10-chapter-viii/61783ae4",
        "coding_system": {
          "id": 4,
          "name": "ICD10 codes",
          "description": "ICD10 Codes"
        },
        "phenotype_id": "PH3476",
        "phenotype_version_id": 8519,
        "phenotype_name": "ICD-10 Chapter VIII",
        "code_attribute_header": [],
        "codes": [
          {
            "code": "H60",
            "description": "Otitis externa",
            "attributes": null
          },
          {
            "code": "H600",
            "description": "Abscess of external ear",
            "attributes": null
          },
          {
            "code": "H601",
            "description": "Cellulitis of external ear",
            "attributes": null
          },
          {
            "code": "H602",
            "description": "Malignant otitis externa",
            "attributes": null
          },
          {
            "code": "H603",
            "description": "Other infective otitis externa",
            "attributes": null
          },
          {
            "code": "H604",
            "description": "Cholesteatoma of external ear",
            "attributes": null
          },
          {
            "code": "H605",
            "description": "Acute otitis externa, noninfective",
            "attributes": null
          },
          {
            "code": "H608",
            "description": "Other otitis externa",
            "attributes": null
          },
          {
            "code": "H609",
            "description": "Otitis externa, unspecified",
            "attributes": null
          },
          {
            "code": "H60-H62",
            "description": "Diseases of external ear",
            "attributes": null
          },
          {
            "code": "H61",
            "description": "Other disorders of external ear",
            "attributes": null
          },
          {
            "code": "H610",
            "description": "Perichondritis of external ear",
            "attributes": null
          },
          {
            "code": "H611",
            "description": "Noninfective disorders of pinna",
            "attributes": null
          },
          {
            "code": "H612",
            "description": "Impacted cerumen",
            "attributes": null
          },
          {
            "code": "H613",
            "description": "Acquired stenosis of external ear canal",
            "attributes": null
          },
          {
            "code": "H618",
            "description": "Other specified disorders of external ear",
            "attributes": null
          },
          {
            "code": "H619",
            "description": "Disorder of external ear, unspecified",
            "attributes": null
          },
          {
            "code": "H62",
            "description": "Disorders of external ear in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H620",
            "description": "Otitis externa in bacterial diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H621",
            "description": "Otitis externa in viral diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H622",
            "description": "Otitis externa in mycoses",
            "attributes": null
          },
          {
            "code": "H623",
            "description": "Otitis externa in other infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H624",
            "description": "Otitis externa in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H628",
            "description": "Other disorders of external ear in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H65",
            "description": "Nonsuppurative otitis media",
            "attributes": null
          },
          {
            "code": "H650",
            "description": "Acute serous otitis media",
            "attributes": null
          },
          {
            "code": "H651",
            "description": "Other acute nonsuppurative otitis media",
            "attributes": null
          },
          {
            "code": "H652",
            "description": "Chronic serous otitis media",
            "attributes": null
          },
          {
            "code": "H653",
            "description": "Chronic mucoid otitis media",
            "attributes": null
          },
          {
            "code": "H654",
            "description": "Other chronic nonsuppurative otitis media",
            "attributes": null
          },
          {
            "code": "H659",
            "description": "Nonsuppurative otitis media, unspecified",
            "attributes": null
          },
          {
            "code": "H65-H75",
            "description": "Diseases of middle ear and mastoid",
            "attributes": null
          },
          {
            "code": "H66",
            "description": "Suppurative and unspecified otitis media",
            "attributes": null
          },
          {
            "code": "H660",
            "description": "Acute suppurative otitis media",
            "attributes": null
          },
          {
            "code": "H661",
            "description": "Chronic tubotympanic suppurative otitis media",
            "attributes": null
          },
          {
            "code": "H662",
            "description": "Chronic atticoantral suppurative otitis media",
            "attributes": null
          },
          {
            "code": "H663",
            "description": "Other chronic suppurative otitis media",
            "attributes": null
          },
          {
            "code": "H664",
            "description": "Suppurative otitis media, unspecified",
            "attributes": null
          },
          {
            "code": "H669",
            "description": "Otitis media, unspecified",
            "attributes": null
          },
          {
            "code": "H67",
            "description": "Otitis media in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H670",
            "description": "Otitis media in bacterial diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H671",
            "description": "Otitis media in viral diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H678",
            "description": "Otitis media in other diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H68",
            "description": "Eustachian salpingitis and obstruction",
            "attributes": null
          },
          {
            "code": "H680",
            "description": "Eustachian salpingitis",
            "attributes": null
          },
          {
            "code": "H681",
            "description": "Obstruction of Eustachian tube",
            "attributes": null
          },
          {
            "code": "H69",
            "description": "Other disorders of Eustachian tube",
            "attributes": null
          },
          {
            "code": "H690",
            "description": "Patulous Eustachian tube",
            "attributes": null
          },
          {
            "code": "H698",
            "description": "Other specified disorders of Eustachian tube",
            "attributes": null
          },
          {
            "code": "H699",
            "description": "Eustachian tube disorder, unspecified",
            "attributes": null
          },
          {
            "code": "H70",
            "description": "Mastoiditis and related conditions",
            "attributes": null
          },
          {
            "code": "H700",
            "description": "Acute mastoiditis",
            "attributes": null
          },
          {
            "code": "H701",
            "description": "Chronic mastoiditis",
            "attributes": null
          },
          {
            "code": "H702",
            "description": "Petrositis",
            "attributes": null
          },
          {
            "code": "H708",
            "description": "Other mastoiditis and related conditions",
            "attributes": null
          },
          {
            "code": "H709",
            "description": "Mastoiditis, unspecified",
            "attributes": null
          },
          {
            "code": "H71",
            "description": "Cholesteatoma of middle ear",
            "attributes": null
          },
          {
            "code": "H72",
            "description": "Perforation of tympanic membrane",
            "attributes": null
          },
          {
            "code": "H720",
            "description": "Central perforation of tympanic membrane",
            "attributes": null
          },
          {
            "code": "H721",
            "description": "Attic perforation of tympanic membrane",
            "attributes": null
          },
          {
            "code": "H722",
            "description": "Other marginal perforations of tympanic membrane",
            "attributes": null
          },
          {
            "code": "H728",
            "description": "Other perforations of tympanic membrane",
            "attributes": null
          },
          {
            "code": "H729",
            "description": "Perforation of tympanic membrane, unspecified",
            "attributes": null
          },
          {
            "code": "H73",
            "description": "Other disorders of tympanic membrane",
            "attributes": null
          },
          {
            "code": "H730",
            "description": "Acute myringitis",
            "attributes": null
          },
          {
            "code": "H731",
            "description": "Chronic myringitis",
            "attributes": null
          },
          {
            "code": "H738",
            "description": "Other specified disorders of tympanic membrane",
            "attributes": null
          },
          {
            "code": "H739",
            "description": "Disorder of tympanic membrane, unspecified",
            "attributes": null
          },
          {
            "code": "H74",
            "description": "Other disorders of middle ear and mastoid",
            "attributes": null
          },
          {
            "code": "H740",
            "description": "Tympanosclerosis",
            "attributes": null
          },
          {
            "code": "H741",
            "description": "Adhesive middle ear disease",
            "attributes": null
          },
          {
            "code": "H742",
            "description": "Discontinuity and dislocation of ear ossicles",
            "attributes": null
          },
          {
            "code": "H743",
            "description": "Other acquired abnormalities of ear ossicles",
            "attributes": null
          },
          {
            "code": "H744",
            "description": "Polyp of middle ear",
            "attributes": null
          },
          {
            "code": "H748",
            "description": "Other specified disorders of middle ear and mastoid",
            "attributes": null
          },
          {
            "code": "H749",
            "description": "Disorder of middle ear and mastoid, unspecified",
            "attributes": null
          },
          {
            "code": "H75",
            "description": "Other disorders of middle ear and mastoid in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H750",
            "description": "Mastoiditis in infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H758",
            "description": "Other specified disorders of middle ear and mastoid in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H80",
            "description": "Otosclerosis",
            "attributes": null
          },
          {
            "code": "H800",
            "description": "Otosclerosis involving oval window, nonobliterative",
            "attributes": null
          },
          {
            "code": "H801",
            "description": "Otosclerosis involving oval window, obliterative",
            "attributes": null
          },
          {
            "code": "H802",
            "description": "Cochlear otosclerosis",
            "attributes": null
          },
          {
            "code": "H808",
            "description": "Other otosclerosis",
            "attributes": null
          },
          {
            "code": "H809",
            "description": "Otosclerosis, unspecified",
            "attributes": null
          },
          {
            "code": "H80-H83",
            "description": "Diseases of inner ear",
            "attributes": null
          },
          {
            "code": "H81",
            "description": "Disorders of vestibular function",
            "attributes": null
          },
          {
            "code": "H810",
            "description": "Ménière disease",
            "attributes": null
          },
          {
            "code": "H811",
            "description": "Benign paroxysmal vertigo",
            "attributes": null
          },
          {
            "code": "H812",
            "description": "Vestibular neuronitis",
            "attributes": null
          },
          {
            "code": "H813",
            "description": "Other peripheral vertigo",
            "attributes": null
          },
          {
            "code": "H814",
            "description": "Vertigo of central origin",
            "attributes": null
          },
          {
            "code": "H818",
            "description": "Other disorders of vestibular function",
            "attributes": null
          },
          {
            "code": "H819",
            "description": "Disorder of vestibular function, unspecified",
            "attributes": null
          },
          {
            "code": "H82",
            "description": "Vertiginous syndromes in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H83",
            "description": "Other diseases of inner ear",
            "attributes": null
          },
          {
            "code": "H830",
            "description": "Labyrinthitis",
            "attributes": null
          },
          {
            "code": "H831",
            "description": "Labyrinthine fistula",
            "attributes": null
          },
          {
            "code": "H832",
            "description": "Labyrinthine dysfunction",
            "attributes": null
          },
          {
            "code": "H833",
            "description": "Noise effects on inner ear",
            "attributes": null
          },
          {
            "code": "H838",
            "description": "Other specified diseases of inner ear",
            "attributes": null
          },
          {
            "code": "H839",
            "description": "Disease of inner ear, unspecified",
            "attributes": null
          },
          {
            "code": "H90",
            "description": "Conductive and sensorineural hearing loss",
            "attributes": null
          },
          {
            "code": "H900",
            "description": "Conductive hearing loss, bilateral",
            "attributes": null
          },
          {
            "code": "H901",
            "description": "Conductive hearing loss, unilateral with unrestricted hearing on the contralateral side",
            "attributes": null
          },
          {
            "code": "H902",
            "description": "Conductive hearing loss, unspecified",
            "attributes": null
          },
          {
            "code": "H903",
            "description": "Sensorineural hearing loss, bilateral",
            "attributes": null
          },
          {
            "code": "H904",
            "description": "Sensorineural hearing loss, unilateral with unrestricted hearing on the contralateral side",
            "attributes": null
          },
          {
            "code": "H905",
            "description": "Sensorineural hearing loss, unspecified",
            "attributes": null
          },
          {
            "code": "H906",
            "description": "Mixed conductive and sensorineural hearing loss, bilateral",
            "attributes": null
          },
          {
            "code": "H907",
            "description": "Mixed conductive and sensorineural hearing loss, unilateral with unrestricted hearing on the contralateral side",
            "attributes": null
          },
          {
            "code": "H908",
            "description": "Mixed conductive and sensorineural hearing loss, unspecified",
            "attributes": null
          },
          {
            "code": "H90-H95",
            "description": "Other disorders of ear",
            "attributes": null
          },
          {
            "code": "H91",
            "description": "Other hearing loss",
            "attributes": null
          },
          {
            "code": "H910",
            "description": "Ototoxic hearing loss",
            "attributes": null
          },
          {
            "code": "H911",
            "description": "Presbycusis",
            "attributes": null
          },
          {
            "code": "H912",
            "description": "Sudden idiopathic hearing loss",
            "attributes": null
          },
          {
            "code": "H913",
            "description": "Deaf mutism, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "H918",
            "description": "Other specified hearing loss",
            "attributes": null
          },
          {
            "code": "H919",
            "description": "Hearing loss, unspecified",
            "attributes": null
          },
          {
            "code": "H92",
            "description": "Otalgia and effusion of ear",
            "attributes": null
          },
          {
            "code": "H920",
            "description": "Otalgia",
            "attributes": null
          },
          {
            "code": "H921",
            "description": "Otorrhoea",
            "attributes": null
          },
          {
            "code": "H922",
            "description": "Otorrhagia",
            "attributes": null
          },
          {
            "code": "H93",
            "description": "Other disorders of ear, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "H930",
            "description": "Degenerative and vascular disorders of ear",
            "attributes": null
          },
          {
            "code": "H931",
            "description": "Tinnitus",
            "attributes": null
          },
          {
            "code": "H932",
            "description": "Other abnormal auditory perceptions",
            "attributes": null
          },
          {
            "code": "H933",
            "description": "Disorders of acoustic nerve",
            "attributes": null
          },
          {
            "code": "H938",
            "description": "Other specified disorders of ear",
            "attributes": null
          },
          {
            "code": "H939",
            "description": "Disorder of ear, unspecified",
            "attributes": null
          },
          {
            "code": "H94",
            "description": "Other disorders of ear in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H940",
            "description": "Acoustic neuritis in infectious and parasitic diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H948",
            "description": "Other specified disorders of ear in diseases classified elsewhere",
            "attributes": null
          },
          {
            "code": "H95",
            "description": "Postprocedural disorders of ear and mastoid process, not elsewhere classified",
            "attributes": null
          },
          {
            "code": "H950",
            "description": "Recurrent cholesteatoma of postmastoidectomy cavity",
            "attributes": null
          },
          {
            "code": "H951",
            "description": "Other disorders following mastoidectomy",
            "attributes": null
          },
          {
            "code": "H958",
            "description": "Other postprocedural disorders of ear and mastoid process",
            "attributes": null
          },
          {
            "code": "H959",
            "description": "Postprocedural disorder of ear and mastoid process, unspecified",
            "attributes": null
          },
          {
            "code": "VIII",
            "description": "Diseases of the ear and mastoid process",
            "attributes": null
          }
        ]
      }
    ],
    "coding_system_release": "",
    "open_codelist_version_id": "61783ae4",
    "open_codelist_version_tag": "",
    "status": 1,
    "doi": "https://doi.org/10.48533/aqvd-f469",
    "is_deleted": false,
    "publish_status": 2,
    "owner": "ieuan.scanlon",
    "template": {
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      "version_id": 1
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    "versions": [
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        "version_id": 8519,
        "version_name": "ICD-10 Chapter VIII",
        "version_date": "2026-01-26T23:18:53.861870Z",
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]