Patient-patientAge

{
  "resourceType" : "StructureDefinition",
  "id" : "Patient-patientAge",
  "url" : "https://healthsamurai.github.io/ig-ae/StructureDefinition/Patient-patientAge",
  "name" : "patientAge",
  "title" : "AZ Patient Age Extension",
  "status" : "active",
  "description" : "Patient Age",
  "fhirVersion" : "4.0.0",
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [ {
    "type" : "element",
    "expression" : ""
  } ],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [ {
      "id" : "Extension",
      "path" : "Extension",
      "mustSupport" : true
    }, {
      "id" : "Extension.extension",
      "path" : "Extension.extension",
      "mustSupport" : true,
      "min" : 0,
      "max" : "0"
    }, {
      "id" : "Extension.url",
      "path" : "Extension.url",
      "mustSupport" : true,
      "min" : 1,
      "max" : "1",
      "fixedUri" : "https://healthsamurai.github.io/ig-ae/StructureDefinition/Patient-patientAge"
    }, {
      "id" : "Extension.value[x]",
      "path" : "Extension.value[x]",
      "mustSupport" : true,
      "min" : 1,
      "max" : "1",
      "type" : [ {
        "code" : "integer"
      } ]
    } ]
  }
}