Comparison of Da Vinci Health Record Exchange (HRex) with US-Core
The following Profiles do not derive from US Core, and should be reviewed with the US Realm Committee:
| US Realm | Current Build | Difference | Notes |
| ValueSets | |||
| Language codes with language and optionally a region modifier | Common Languages | Comparison | 63 Breaking Changes, 0 Changes, 8 Notes |
| StructureDefinitions | |||
| US Core Coverage Profile | HRex Coverage Profile | Comparison | 2 Breaking Changes, 6 Changes, 16 Notes |
| US Core Patient Profile | HRex Patient Demographics | Comparison | 2 Breaking Changes, 4 Changes, 25 Notes |
| US Core Patient Profile | HRex Patient Demographics | Comparison | 2 Breaking Changes, 3 Changes, 26 Notes |