MSH ‑ Message Header Segment
The MSH segment defines the intent, source,
destination, and some specifics of the syntax of a message. HL7 Attribute
Table - MSH - Message Header.
SEQ
|
LEN
|
DT
|
ITEM #
|
ELEMENT
NAME
|
1
|
1
|
ST
|
00001
|
Field
Separator
|
2
|
4
|
ST
|
00002
|
Encoding
Characters
|
3
|
180
|
HD
|
00003
|
Sending
Application
|
4
|
180
|
HD
|
00004
|
Sending
Facility
|
5
|
180
|
HD
|
00005
|
Receiving
Application
|
6
|
180
|
HD
|
00006
|
Receiving
Facility
|
7
|
26
|
TS
|
00007
|
Date/Time Of Message
|
8
|
40
|
ST
|
00008
|
Security
|
9
|
13
|
CM
|
00009
|
Message Type
|
10
|
20
|
ST
|
00010
|
Message
Control ID
|
11
|
3
|
PT
|
00011
|
Processing ID
|
12
|
60
|
VID
|
00012
|
Version ID
|
13
|
15
|
NM
|
00013
|
Sequence
Number
|
14
|
180
|
ST
|
00014
|
Continuation
Pointer
|
15
|
2
|
ID
|
00015
|
Accept
Acknowledgment Type
|
16
|
2
|
ID
|
00016
|
Application
Acknowledgment Type
|
17
|
3
|
ID
|
00017
|
Country Code
|
18
|
16
|
ID
|
00692
|
Character Set
|
19
|
250
|
CE
|
00693
|
Principal
Language Of Message
|
20
|
20
|
ID
|
01317
|
Alternate
Character Set Handling Scheme
|
21
|
10
|
ID
|
01598
|
Conformance
Statement ID
|
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