Union of http://terminology.hl7.org/CodeSystem/diagnosis-role and http://terminology.hl7.org/CodeSystem/diagnosis-role

This is the CodeSystem that contains all the codes in Diagnosis Role (http://terminology.hl7.org/CodeSystem/diagnosis-role) and Diagnosis Role (http://terminology.hl7.org/CodeSystem/diagnosis-role). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: CodeSystem b9af8e40-c632-44bd-9daa-82642c2bb7e7-875

This code system http://hl7.org/fhir/comparison/CodeSystem/b9af8e40-c632-44bd-9daa-82642c2bb7e7-875 defines codes, but no codes are represented here

CodeDisplayDefinition
AD Admission diagnosisThe diagnoses documented for administrative purposes as the basis for a hospital or other institutional admission
DD Discharge diagnosisThe diagnoses documented for administrative purposes at the time of hospital or other institutional discharge
CC Chief complaint
CM Comorbidity diagnosis
pre-op pre-op diagnosis
post-op post-op diagnosis
billing BillingThe diagnosis documented for billing purposes