extension shown: fhir [x]

FamilyMemberHistory.condition.onsetPeriod

Defined in the fhir.schema.org extension.
Canonical URL: http://schema.org/FamilyMemberHistory.condition.onsetPeriod

Thing > Property > FamilyMemberHistory.condition.onsetPeriod

Either the age of onset, range of approximate age or descriptive string can be recorded. For conditions with multiple occurrences, this describes the first known occurrence.

Usage: Fewer than 10 domains
Values expected to be one of these types
Period
Used on these types
FamilyMemberHistory

Schema Version 2.2