Cross-Version Extension for MedicationStatement.dosage in R2

Context of Use

This extension may be used in the following contexts:

• element MedicationStatement (For version R5)
• extension http://hl7.org/fhir/5.0/StructureDefinition/extension-MedicationStatement
• element MedicationStatement (For version R4B)
• extension http://hl7.org/fhir/4.3/StructureDefinition/extension-MedicationStatement
• element MedicationStatement (For version R4)
• extension http://hl7.org/fhir/4.0/StructureDefinition/extension-MedicationStatement
• element MedicationStatement (For version R3)
• extension http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement

Name	Flags	Card.	Type	Description & Constraints
Extension		0..*	Extension	Details of how medication was taken
extension		1..
value[x]		..0
url				"http://hl7.org/fhir/1.0/StructureDefinition/extension-MedicationStatement.dosage"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r2-mst.dosage",
  "url" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-MedicationStatement.dosage",
  "name" : "XVerExtensionMedicationStatement.dosageR2",
  "title" : "Cross-Version Extension for MedicationStatement.dosage in R2",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (Pharmacy)",
  "contact" : [{
    "telecom" : [{
      "system" : "other",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "other",
      "value" : "http://www.hl7.org/Special/committees/medication/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for MedicationStatement.dosage. Valid in versions R3, R4, R4B, R5\r\n\r\nThis is a valid extension because the types BackboneElement were removed in a later version",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001"
    }]
  }],
  "fhirVersion" : "5.0.0",
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [{
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "5.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "5.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "MedicationStatement"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-MedicationStatement"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "4.3"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "4.3"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "MedicationStatement"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/4.3/StructureDefinition/extension-MedicationStatement"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "4.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "4.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "MedicationStatement"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-MedicationStatement"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "3.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "3.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "MedicationStatement"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "Details of how medication was taken",
      "definition" : "Indicates how the medication is/was used by the patient.",
      "min" : 0,
      "max" : "*",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "SubstanceAdministration>Component>SubstanceAdministrationRequest"
      }]
    },
    {
      "path" : "Extension.extension",
      "min" : 1
    },
    {
      "path" : "Extension.value[x]",
      "max" : "0"
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-MedicationStatement.dosage"
    }]
  }
}