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
OID:
2.16.840.1.113883.5.67 (for OID based terminology systems)
This Code system is used in the following value sets:
ValueSet: 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)
4.4.2.67.1 Code System Content
Release Date: 2018-08-12
Level
Code
Display
Definition
1
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.
1
E
Exact
The two concepts have identical meaning.
1
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.