[
  {
    "phenotype_id": "PH3992",
    "phenotype_version_id": 9189,
    "name": "sinusitis",
    "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": "2026-01-26T23:42:21.221854Z",
    "author": "QMUL Multimorbidity",
    "collections": [
      {
        "name": "OpenCodelist",
        "value": 31
      },
      {
        "name": "Phenotype Library",
        "value": 18
      }
    ],
    "tags": null,
    "organisation": {
      "id": 1,
      "slug": "opensafely",
      "name": "OpenSAFELY"
    },
    "world_access": 1,
    "updated": "2026-01-26T23:42:21.215238Z",
    "references": [],
    "signed_off": [],
    "methodology": "",
    "coding_system": [
      {
        "name": "Read codes v2",
        "value": 5
      }
    ],
    "open_codelist_id": "qmul-multimorbidity/sinusitis",
    "source_reference": "https://www.opencodelists.org/codelist/qmul-multimorbidity/sinusitis/6b85f02a",
    "concept_information": [
      {
        "concept_id": 9366,
        "concept_version_id": 16851,
        "concept_name": "qmul-multimorbidity/sinusitis/6b85f02a",
        "coding_system": {
          "id": 5,
          "name": "Read codes v2",
          "description": "Read codes v2"
        },
        "phenotype_id": "PH3992",
        "phenotype_version_id": 9189,
        "phenotype_name": "sinusitis",
        "code_attribute_header": [
          "Medcode",
          "ReadcodeDescr",
          "CodingSystem",
          "Provenance"
        ],
        "codes": [
          {
            "code": "741..00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "4640",
              "ReadcodeDescr": "Nasal sinus operations",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7410.00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "23740",
              "ReadcodeDescr": "Operations on maxillary antrum using sublabial approach",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7410000",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "32764",
              "ReadcodeDescr": "Ligation of maxillary artery using sublabial approach",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7410100",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "3938",
              "ReadcodeDescr": "Caldwell Luc drainage of maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7410200",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "57098",
              "ReadcodeDescr": "Irrigation of maxillary antrum using sublabial approach",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7410300",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "61629",
              "ReadcodeDescr": "Transantral vidian nerve neurectomy using sublabial approach",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7410y00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "96692",
              "ReadcodeDescr": "Operation on maxillary antrum using sublabial approach OS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7410z00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "105781",
              "ReadcodeDescr": "Operation on maxillary antrum using sublabial approach NOS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411.00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "7981",
              "ReadcodeDescr": "Other operations on maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411000",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "41457",
              "ReadcodeDescr": "Drainage of maxillary antrum NEC",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411100",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "54292",
              "ReadcodeDescr": "Excision of lesion of maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411.11",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "28764",
              "ReadcodeDescr": "Reconstruction of maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411200",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "848",
              "ReadcodeDescr": "Intranasal antrostomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411211",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "34257",
              "ReadcodeDescr": "Intranasal antrostomy and drainage",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411300",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "44876",
              "ReadcodeDescr": "Biopsy of lesion of maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411400",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "44432",
              "ReadcodeDescr": "Closure of fistula between maxillary antrum and mouth",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411500",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "18271",
              "ReadcodeDescr": "Puncture of maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411511",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "48497",
              "ReadcodeDescr": "Irrigation of maxillary antrum NEC",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411600",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "24535",
              "ReadcodeDescr": "Removal of antrochoanal polyp",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411700",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "41877",
              "ReadcodeDescr": "Radical maxillary antrotomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411711",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "95634",
              "ReadcodeDescr": "Denker radical maxillary antrotomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411800",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "95857",
              "ReadcodeDescr": "Direct closure of defect of maxilla",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411900",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "70776",
              "ReadcodeDescr": "Reconstruction of defect of maxilla with skin graft",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411A00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "97338",
              "ReadcodeDescr": "Reconstruction of maxilla with local flap",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411D00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "34107",
              "ReadcodeDescr": "Reconstruction of maxilla with bone graft",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411E00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "33956",
              "ReadcodeDescr": "Intranasal antrostomy and biopsy of maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411F00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "33603",
              "ReadcodeDescr": "Intranasal antrostomy and excision lesion maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411G00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "25174",
              "ReadcodeDescr": "Bilateral antral washout",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411y00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "53961",
              "ReadcodeDescr": "Other specified other operation on maxillary antrum",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7411z00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "19995",
              "ReadcodeDescr": "Other operation on maxillary antrum NOS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412.00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "39381",
              "ReadcodeDescr": "Operations on frontal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412000",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "12747",
              "ReadcodeDescr": "External frontoethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412011",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "63552",
              "ReadcodeDescr": "Killian external frontoethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412013",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "66885",
              "ReadcodeDescr": "Ogston external frontoethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412100",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "1673",
              "ReadcodeDescr": "Intranasal ethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412200",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "30744",
              "ReadcodeDescr": "External ethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412300",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "34165",
              "ReadcodeDescr": "Transantral ethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412311",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "39469",
              "ReadcodeDescr": "Horgan transantral ethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412400",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "50787",
              "ReadcodeDescr": "Bone flap to frontal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412500",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "60356",
              "ReadcodeDescr": "Trephine of frontal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412600",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "48896",
              "ReadcodeDescr": "Craniofacial ethmoidectomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412700",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "21213",
              "ReadcodeDescr": "Radical frontal sinus antrostomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412800",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "27869",
              "ReadcodeDescr": "Frontal sinusotomy NEC",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412900",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "90287",
              "ReadcodeDescr": "Median drainage of frontal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412y00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "64359",
              "ReadcodeDescr": "Other specified operation on frontal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7412z00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "42196",
              "ReadcodeDescr": "Operation on frontal sinus NOS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7413.00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "11711",
              "ReadcodeDescr": "Operations on sphenoid sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7413000",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "18302",
              "ReadcodeDescr": "Drainage of sphenoid sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7413100",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "22555",
              "ReadcodeDescr": "Puncture of sphenoid sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7413200",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "88274",
              "ReadcodeDescr": "Repair of sphenoidal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7413y00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "33336",
              "ReadcodeDescr": "Other specified operation on sphenoid sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7413z00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "68405",
              "ReadcodeDescr": "Operation on sphenoid sinus NOS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414.00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "36047",
              "ReadcodeDescr": "Operations on unspecified nasal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414000",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "64766",
              "ReadcodeDescr": "Excision of nasal sinus NEC",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414100",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "67200",
              "ReadcodeDescr": "Excision of lesion of nasal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414.11",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "62763",
              "ReadcodeDescr": "Reconstruction of defect of nasal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414200",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "45832",
              "ReadcodeDescr": "Biopsy of lesion of nasal sinus NEC",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414300",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "16022",
              "ReadcodeDescr": "Lateral rhinotomy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414400",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "44645",
              "ReadcodeDescr": "Catheterisation of nasal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414500",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "1400",
              "ReadcodeDescr": "Antral washout - nasal",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414511",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "23673",
              "ReadcodeDescr": "BAWO",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414600",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "49369",
              "ReadcodeDescr": "Direct closure of defect of nasal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414700",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "110252",
              "ReadcodeDescr": "Reconstruction of defect of nasal sinus with skin graft",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414800",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "91681",
              "ReadcodeDescr": "Reconstruction of defect of nasal sinus with local flap",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414A00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "67275",
              "ReadcodeDescr": "Reconstruct defect nasal sinus c microvascular transfer flap",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414B00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "69374",
              "ReadcodeDescr": "Reconstruction of defect of nasal sinus with bone graft",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414y00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "4128",
              "ReadcodeDescr": "Other specified operation on unspecified nasal sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7414z00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "1140",
              "ReadcodeDescr": "Operation on unspecified nasal sinus NOS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7415.00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "7738",
              "ReadcodeDescr": "FESS - diagnostic endoscopy of nose and sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7415000",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "103022",
              "ReadcodeDescr": "FESS - diagnostic antroscopy via canine fossa",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7415100",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "105121",
              "ReadcodeDescr": "FESS - diagnostic antroscopy via inferior meatus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7415.11",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "20806",
              "ReadcodeDescr": "FESS - diagnostic nasal antroscopy",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7415200",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "59339",
              "ReadcodeDescr": "FESS - diagnostic antroscopy via middle meatus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7415y00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "41887",
              "ReadcodeDescr": "FESS/Diagnostic endoscopy of nose or sinus OS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7415z00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "33709",
              "ReadcodeDescr": "FESS/Diagnostic endoscopy of nose or sinus NOS",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7416.00",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "6491",
              "ReadcodeDescr": "FESS/Therapeutic endoscopy of nose and sinus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7416100",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "99561",
              "ReadcodeDescr": "FESS/Therapeutic antroscopy via inferior meatus",
              "CodingSystem": "readcode",
              "Provenance": "Cambridge"
            }
          },
          {
            "code": "7416.11",
            "description": "Chronic sinusitis",
            "attributes": {
              "Medcode": "21923",
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