Terms in this set (23)
HL7 ADT message
Admit Discharge Transfer
HL7 ADT message
Carry patient demographic information for HL7 communications and also provide important information about trigger events (such as patient admit, discharge, transfer, registration, etc.).
ADT message segments
Some are the PID (Patient Identification) segment, the PV1 (Patient Visit) segment, and occasionally the IN1 (Insurance) segment.
Most common message type
ADT messages are extremely common in HL7 processing
ADT Message Events (Triggers)
There are 51 different types of ADT messages that are used for various trigger events. They represent real world activities for the patient.
ADT messages that communicate patient demographic and visit information as well as the reason why the message is being sent.
Initiates ADT messages
The HIS or a Registration Application, and are used to keep ancillary systems in sync regarding the state of a patient.
ADT message is sent
When a patient's record is updated. This way, all systems can maintain the patient's current contact information, insurance,and next of kin, as well as their current patient location and attending doctor.
Most commonly used ADT message events
A01 message when a patient is admitted,
A02 when they're transferred, and the
A03 when they are discharged.
ADT message contents contain
Patient demographic and visit information.
patient information update
cancel patient admit
cancel patient transfer
cancel patient discharge
Provide vital data info about the patient and why message is being sent
ADT messages: are important in HL7 communications
Are instrumental in driving message flow, because they determine when and where messages go based on the type of event that has occurred.
E.g ADT-A01 (patient admit) and ADT-A04
Message might be sent to an Emergency Department system while an ADT-A04 (patient registration) message might be sent to an HIS system. The level of urgency and pace at which the message is transmitted might also be different depending on the trigger event.
Example of ADT Segment (ADT-01)
(MSH-9 specifies the message (ADT-01) and the EVN segment specifies the event too (A01)
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