[
  {
    "phenotype_id": "PH3140",
    "phenotype_version_id": 8123,
    "name": "Myasthenia Gravis (SNOMED CT)",
    "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\nTaken from the Myasthenia Gravis tab of the Population Risk COVID\\-19 Treatments code list v1\\.3, published by NHS Digital, 2021\\-12\\-13\\.\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": "2026-01-26T23:04:53.126571Z",
    "author": "NHS Digital",
    "collections": [
      {
        "name": "OpenCodelist",
        "value": 31
      },
      {
        "name": "Phenotype Library",
        "value": 18
      }
    ],
    "tags": null,
    "organisation": {
      "id": 1,
      "slug": "opensafely",
      "name": "OpenSAFELY"
    },
    "world_access": 1,
    "updated": "2026-01-26T23:04:53.118864Z",
    "references": [
      {
        "url": "https://digital.nhs.uk/coronavirus/treatments/methodology/coding-classifications-used",
        "title": "NHSD Population Risk COVID-19 Treatments"
      }
    ],
    "signed_off": [],
    "methodology": "",
    "coding_system": [
      {
        "name": "SNOMED  CT codes",
        "value": 9
      }
    ],
    "open_codelist_id": "nhsd/myasthenia-gravis-snomed-ct",
    "source_reference": "https://www.opencodelists.org/codelist/nhsd/myasthenia-gravis-snomed-ct/0c462063",
    "concept_information": [
      {
        "concept_id": 8300,
        "concept_version_id": 15785,
        "concept_name": "nhsd/myasthenia-gravis-snomed-ct/0c462063",
        "coding_system": {
          "id": 9,
          "name": "SNOMED  CT codes",
          "description": "SNOMED CT codes"
        },
        "phenotype_id": "PH3140",
        "phenotype_version_id": 8123,
        "phenotype_name": "Myasthenia Gravis (SNOMED CT)",
        "code_attribute_header": [],
        "codes": [
          {
            "code": "193206003",
            "description": "Persistent neonatal myasthenia gravis",
            "attributes": null
          },
          {
            "code": "193207007",
            "description": "Juvenile or adult myasthenia gravis",
            "attributes": null
          },
          {
            "code": "193216006",
            "description": "Congenital and developmental myasthenia",
            "attributes": null
          },
          {
            "code": "230669004",
            "description": "Genetically determined myasthenia",
            "attributes": null
          },
          {
            "code": "230670003",
            "description": "Familial infantile myasthenia",
            "attributes": null
          },
          {
            "code": "230671004",
            "description": "Acetylcholine resynthesis deficiency",
            "attributes": null
          },
          {
            "code": "230672006",
            "description": "Congenital myasthenic syndrome",
            "attributes": null
          },
          {
            "code": "230673001",
            "description": "Congenital end-plate acetylcholine receptor deficiency",
            "attributes": null
          },
          {
            "code": "230674007",
            "description": "Pseudomyopathic myasthenia",
            "attributes": null
          },
          {
            "code": "230676009",
            "description": "Putative defect in acetylcholine synthesis or packaging",
            "attributes": null
          },
          {
            "code": "230677000",
            "description": "Congenital end-plate acetylcholinesterase deficiency",
            "attributes": null
          },
          {
            "code": "230678005",
            "description": "Decrease of motor end-plate potential amplitude without acetylcholine receptor deficiency",
            "attributes": null
          },
          {
            "code": "230679002",
            "description": "Abnormality of synaptic vesicles",
            "attributes": null
          },
          {
            "code": "230684008",
            "description": "Ocular myasthenia",
            "attributes": null
          },
          {
            "code": "230685009",
            "description": "Myasthenia gravis associated with thymoma",
            "attributes": null
          },
          {
            "code": "230686005",
            "description": "Generalized myasthenia",
            "attributes": null
          },
          {
            "code": "31839002",
            "description": "Myasthenia gravis, adult form",
            "attributes": null
          },
          {
            "code": "414927004",
            "description": "Ocular myasthenia with strabismus",
            "attributes": null
          },
          {
            "code": "55051001",
            "description": "Myasthenia gravis, juvenile form",
            "attributes": null
          },
          {
            "code": "770596007",
            "description": "Rippling muscle disease with myasthenia gravis",
            "attributes": null
          },
          {
            "code": "77461000119109",
            "description": "Myasthenia gravis with exacerbation",
            "attributes": null
          },
          {
            "code": "77471000119103",
            "description": "Myasthenia gravis without exacerbation",
            "attributes": null
          },
          {
            "code": "80976008",
            "description": "Myasthenic crisis",
            "attributes": null
          },
          {
            "code": "91637004",
            "description": "Myasthenia gravis",
            "attributes": null
          }
        ]
      }
    ],
    "coding_system_release": "",
    "open_codelist_version_id": "0c462063",
    "open_codelist_version_tag": "",
    "status": 1,
    "doi": "https://doi.org/10.48533/9cjz-4c25",
    "is_deleted": false,
    "publish_status": 2,
    "owner": "ieuan.scanlon",
    "template": {
      "id": 3,
      "name": "OpenCodelists Phenotype",
      "description": "OpenSafely's OpenCodelist Phenotype, visit https://www.opencodelists.org/ to learn more",
      "version_id": 1
    },
    "versions": [
      {
        "version_id": 8123,
        "version_name": "Myasthenia Gravis (SNOMED CT)",
        "version_date": "2026-01-26T23:04:53.132888Z",
        "is_published": true,
        "is_latest": true
      }
    ]
  }
]