REL - Clinical Relationship Segment (HL7 v2.7.1)
The REL segment (Clinical Relationship Segment) has 16 fields in HL7 v2.7.1. Fields are addressed as
REL-n; composite fields break into components REL-n.m. Paste a message into the
parser to see every field annotated with this table.
| # | Name | Type | Len | Opt | Repeats | Table |
|---|---|---|---|---|---|---|
| 1 | Set ID -REL | SI | 4 | Conditional | No | |
| 2 | Relationship Type | CWE | Required | No | ||
| 3 | This Relationship Instance Identifier | EI | Required | No | ||
| 4 | Source Information Instance Identifier | EI | Required | No | ||
| 5 | Target Information Instance Identifier | EI | Required | No | ||
| 6 | Asserting Entity Instance ID | EI | Optional | No | ||
| 7 | Asserting Person | XCN | Optional | No | ||
| 8 | Asserting Organization | XON | Optional | No | ||
| 9 | Assertor Address | XAD | Optional | No | ||
| 10 | Assertor Contact | XTN | Optional | No | ||
| 11 | Assertion Date Range | DR | Optional | No | ||
| 12 | Negation Indicator | ID | 1 | Optional | No | 0136 |
| 13 | Certainty of Relationship | CWE | Optional | No | ||
| 14 | Priority No | NM | Optional | No | ||
| 15 | Priority Sequence No (rel preference for consideration) | NM | Optional | No | ||
| 16 | Separability Indicator | ID | 1 | Optional | No | 0136 |