...

• XDS.b Document Registry and Document Repository
• ATNA - Node Authentication (Authenticating Node)
• PIX -  Patient Identity cross-reference manager
• PDQ - Patient Demographics SupplierCSD 
• CSD - Service Directory
• AR - Audit repository
• DXF(?)
• ?? FHIR Alert resource or SMTP

Registry facing

...

profiles

• XDS.b Document Source
• PIX -  Patient identify source, Patient identify consumer
• PDQ - Patient Demographics Consumer
• CSD - Service Finder
• DXF(?)CSD 

Supported workflows

1. Save encounter workflow
2. Query encounters workflow
3. Common message security workflow
4. Send health worker alert workflow
5. Aggregate data from the SHR
6. Send pre-aggregated indicator data
7. Pass through PIX and PDQ messages
8. Pass through CSD messages

Should translate message formatsTODO