HL7 Workbench
Beta
v2.3
Message Structures
ADT_A50
HL7 v2.x
Parser
Sign in
ADT_A50
ADT_A50
6 segments · 2 events
...
2.2
Nov
1994
2.3
Apr
1997
2.3.1
May
1999
...
Message Structure
Message Structure
6 segments
Tree
Grammar
R
Required
O
Optional
Choice
MSH
R
1
EVN
R
1
PID
R
1
PD1
O
1
MRG
R
1
PV1
R
1
Used by Events
2 events
A50
ADT/ACK - Change visit number
A51
ADT/ACK - Change alternate visit ID