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    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461329,
    "code": "164288004",
    "description": "On examination - pyrexia of unknown origin",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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  {
    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461330,
    "code": "164289007",
    "description": "On examination - fever - general NOS",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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  {
    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461331,
    "code": "164299002",
    "description": "On examination - level of fever",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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  {
    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461332,
    "code": "164303007",
    "description": "On examination - temperature elevated",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461333,
    "code": "164304001",
    "description": "On examination - hyperpyrexia - greater than 40.5 degrees Celsius",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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  {
    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461334,
    "code": "164305000",
    "description": "On examination - level of fever NOS",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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  {
    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461335,
    "code": "164306004",
    "description": "On examination - character of fever",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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  {
    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
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    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461336,
    "code": "164307008",
    "description": "On examination - fever - acute rise",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
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    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461337,
    "code": "164308003",
    "description": "On examination - fever - gradual rise",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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  {
    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461338,
    "code": "164309006",
    "description": "On examination - fever - continuous",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461339,
    "code": "164311002",
    "description": "On examination - fever - remittent",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
    "component_id": 15260,
    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461340,
    "code": "164312009",
    "description": "On examination - fever - intermittent",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
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    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461341,
    "code": "164313004",
    "description": "On examination - staircase fever",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
    "concept_history_id": 16562,
    "concept_history_date": "2026-01-26T23:33:17.486534Z",
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    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461342,
    "code": "164314005",
    "description": "On examination - fever - irregular",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
    },
    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461343,
    "code": "164315006",
    "description": "On examination - fever - fast fall-crisis",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
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    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461344,
    "code": "164316007",
    "description": "On examination - fever-gradual fall-lysis",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
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      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
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    "phenotype_name": "Symptoms: fever"
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461345,
    "code": "164317003",
    "description": "On examination - fever character NOS",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461346,
    "code": "164318008",
    "description": "On examination - fever NOS",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
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    "phenotype_name": "Symptoms: fever"
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461347,
    "code": "17038008",
    "description": "Increased skin temperature",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461348,
    "code": "186694006",
    "description": "Sweating fever",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
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      "id": 9,
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      "description": "SNOMED CT codes"
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461349,
    "code": "186820006",
    "description": "Relapsing fever",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
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    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461350,
    "code": "186822003",
    "description": "Relapsing fever NOS",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461351,
    "code": "187374004",
    "description": "[X]Relapsing fever, unspecified",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
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      "description": "SNOMED CT codes"
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    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461352,
    "code": "206733006",
    "description": "[D]Convulsions, febrile",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
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    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
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    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461353,
    "code": "206758001",
    "description": "[D]Pyrexia of unknown origin",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
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      "description": "SNOMED CT codes"
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    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
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    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461354,
    "code": "206760004",
    "description": "[D]Chills with fever",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
      "id": 9,
      "name": "SNOMED  CT codes",
      "description": "SNOMED CT codes"
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    "phenotype_id": "PH3760",
    "phenotype_version_id": 8900,
    "phenotype_name": "Symptoms: fever"
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    "concept_id": 9077,
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    "component_history_id": 17924,
    "logical_type": 1,
    "codelist_id": 15260,
    "codelist_history_id": 16936,
    "id": 1461355,
    "code": "206762007",
    "description": "[D]Fever NOS",
    "attributes": null,
    "rn": 1,
    "concept_version_id": 16562,
    "concept_name": "opensafely/symptoms-fever/3cd0644e",
    "coding_system": {
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