Union of http://hl7.org/fhir/tools/CodeSystem/extension-style and http://hl7.org/fhir/tools/CodeSystem/extension-style

This is the CodeSystem that contains all the codes in Extension Style Codes (http://hl7.org/fhir/tools/CodeSystem/extension-style) and Extension Style Codes (http://hl7.org/fhir/tools/CodeSystem/extension-style). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: CodeSystem 986fb45f-70d9-4a2d-bd88-e2e34883978b-20

This code system http://hl7.org/fhir/comparison/CodeSystem/986fb45f-70d9-4a2d-bd88-e2e34883978b-20 defines codes, but no codes are represented here

CodeDefinition
none No extensions
fhir-extensions FHIR extension style: the element defines 'extension' which can be constrained by profiles
named-elements The type can be extended by having additional named elements, where the name is from the elementdefinition-xml-name or elementdefinition-json-name for xml and json respectively