Extensions for Using Data Elements from FHIR STU3 in FHIR R5
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Extensions for Using Data Elements from FHIR STU3 in FHIR R5 - Downloaded Version null See the Directory of published versions

CodeSystem: v3 Code System MapRelationship

Official URL: http://hl7.org/fhir/v3/MapRelationship Version: 2016-11-11
Standards status: Trial-use Maturity Level: 0 Computable Name: v3 Code System MapRelationship

The closeness or quality of the mapping between the HL7 concept (as represented by the HL7 concept identifier) and the source coding system. The values are patterned after the similar relationships used in the UMLS Metathesaurus. Because the HL7 coding sy

This Code system is referenced in the content logical definition of the following value sets:

This case-sensitive code system http://hl7.org/fhir/v3/MapRelationship defines the following codes in a Is-A hierarchy:

CodeDisplayDefinition
BT Broader Than The first concept is at a more abstract level than the second concept. For example, Hepatitis is broader than Hepatitis A, and endocrine disease is broader than Diabetes Mellitus. Broader than is the opposite of the narrower than relationship.
E Exact The two concepts have identical meaning.
NT Narrower Than The first concept is at a more detailed level than the second concept. For example, Pennicillin G is narrower than Pennicillin, and vellus hair is narrower than hair. Narrower than is the opposite of broader than.