Extension-allergyintolerance-resolutionage.json

Age that the allergy or intolerance resolved

{
  "resourceType": "StructureDefinition",
  "id": "allergyintolerance-resolutionAge",
  "url": "http://hl7.org/fhir/StructureDefinition/allergyintolerance-resolutionAge",
  "name": "Age that the allergy or intolerance resolved",
  "display": "resolutionAge",
  "status": "draft",
  "publisher": "Health Level Seven, Inc. - FHIR WG",
  "contact": [
    {
      "telecom": [
        {
          "system": "other",
          "value": "HL7"
        }
      ]
    }
  ],
  "date": "2015-02-21",
  "description": "The estimated patient age at which the allergy or intolerance resolved. Should be specified only if the status is resolved.",
  "fhirVersion": "1.4.0",
  "kind": "datatype",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "AllergyIntolerance"
  ],
  "baseType": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "snapshot": {
    "element": [
      {
        "path": "Extension",
        "short": "Age that the allergy or intolerance resolved",
        "definition": "The estimated patient age at which the allergy or intolerance resolved. Should be specified only if the status is resolved.",
        "comments": "Removed Date since it is hard to imagine knowing the date an allergy abated. The assertion date is already captured.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "path": "Extension.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "id"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "path": "Extension.extension",
        "name": "extension",
        "short": "Extension",
        "definition": "An Extension",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "path": "Extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comments": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition should be version specific.  This will ideally be the URI for the Resource Profile defining the extension, with the code for the extension after a #.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/StructureDefinition/allergyintolerance-resolutionAge",
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "path": "Extension.valueQuantity",
        "name": "Age",
        "short": "Value of extension",
        "definition": "Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).",
        "comments": "The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Quantity",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/Age"
            ]
          }
        ],
        "constraint": [
          {
            "key": "qty-3",
            "severity": "error",
            "human": "If a code for the unit is present, the system SHALL also be present",
            "expression": "code.empty() or system",
            "xpath": "not(exists(f:code)) or exists(f:system)"
          },
          {
            "key": "age-1",
            "severity": "error",
            "human": "There SHALL be a code if there is a value and it SHALL be an expression of time.  If system is present, it SHALL be UCUM.  If value is present, it SHALL be positive.",
            "expression": "(code or value.empty()) and (system.empty() or system = %ucum) and (value.empty() or value.contains('.').not())",
            "xpath": "(f:code or not(f:value)) and (not(exists(f:system)) or f:system/@value='http://unitsofmeasure.org') and not(contains(f:value/@value, '-'))"
          }
        ],
        "mapping": [
          {
            "identity": "v2",
            "map": "SN (see also Range) or CQ"
          },
          {
            "identity": "rim",
            "map": "PQ, IVL<PQ>, MO, CO, depending on the values"
          }
        ]
      }
    ]
  },
  "differential": {
    "element": [
      {
        "path": "Extension",
        "short": "Age that the allergy or intolerance resolved",
        "definition": "The estimated patient age at which the allergy or intolerance resolved. Should be specified only if the status is resolved.",
        "comments": "Removed Date since it is hard to imagine knowing the date an allergy abated. The assertion date is already captured.",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "path": "Extension.extension",
        "name": "extension",
        "max": "0"
      },
      {
        "path": "Extension.url",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/StructureDefinition/allergyintolerance-resolutionAge"
      },
      {
        "path": "Extension.value[x]",
        "min": 1,
        "type": [
          {
            "code": "Quantity",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/Age"
            ]
          }
        ]
      }
    ]
  }
}