{
  "description": "A code classifying the person's sex assigned at birth  as specified by the [Office of the National Coordinator for Health IT (ONC)](https://www.healthit.gov/newsroom/about-onc). This extension aligns with the C-CDA Birth Sex Observation (LOINC 76689-9).",
  "_filename": "USCoreBirthSexExtension.json",
  "package_name": "il.core.fhir.r4",
  "date": "2019-05-21",
  "derivation": "constraint",
  "publisher": "HL7 International - US Realm Steering Committee",
  "fhirVersion": "4.0.1",
  "jurisdiction": [ {
    "coding": [ {
      "code": "US",
      "system": "urn:iso:std:iso:3166"
    } ]
  } ],
  "name": "USCoreBirthSexExtension",
  "mapping": [ {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  } ],
  "abstract": false,
  "copyright": "Used by permission of HL7 International, all rights reserved Creative Commons License",
  "type": "Extension",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": "US Core Birth Sex Extension",
  "package_version": "0.5.0",
  "status": "active",
  "id": "b498787c-94da-4205-b2d5-1171daca08dc",
  "kind": "complex-type",
  "url": "http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex",
  "context": [ {
    "type": "element",
    "expression": "Patient"
  } ],
  "version": "4.0.0",
  "differential": {
    "element": [ {
      "id": "Extension",
      "max": "1",
      "path": "Extension",
      "short": "US Core Birth Sex Extension",
      "comment": "The codes required are intended to present birth sex (i.e., the sex recorded on the patient’s birth certificate) and not gender identity or reassigned sex.",
      "mapping": [ {
        "map": ".patient.administrativeGenderCode",
        "identity": "iso11179"
      }, {
        "map": "player[classCode=PSN|ANM and determinerCode=INSTANCE]/administrativeGender",
        "identity": "rim"
      } ],
      "definition": "A code classifying the person's sex assigned at birth  as specified by the [Office of the National Coordinator for Health IT (ONC)](https://www.healthit.gov/newsroom/about-onc)."
    }, {
      "id": "Extension.extension",
      "max": "0",
      "path": "Extension.extension"
    }, {
      "id": "Extension.url",
      "path": "Extension.url",
      "fixedUri": "http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex"
    }, {
      "id": "Extension.value[x]",
      "min": 1,
      "path": "Extension.value[x]",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "$this",
          "type": "type"
        } ]
      }
    }, {
      "id": "Extension.valueCode",
      "max": "1",
      "min": 1,
      "path": "Extension.valueCode",
      "type": [ {
        "code": "code"
      } ],
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/us/core/ValueSet/birthsex",
        "description": "Code for sex assigned at birth"
      }
    } ]
  },
  "contact": [ {
    "name": "HL7 International - US Realm Steering Committee",
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/usrealm/index.cfm",
      "system": "url"
    } ]
  } ],
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}