ORL^O56
ORL - Specimen Shipment Centric Laboratory Order ACK (Patient Optional)
There is not supposed to be an Application Level acknowledgement to an Application Level Acknowledgement message. In Enhanced Mode, MSH-16 SHALL always be set to NE (Never).
Message Types
Message Type
Trigger Structure
Event Flow
TriggerO56
SendORL_O56
ReceiveNUL
ACK choreographyORL_O56