Status: retired, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 01-Aug 2025. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Notomelus | Is a | False | Abnormal fetal duplication | Inferred relationship | Some | |
| Conjoined twins causing disproportion | Is a | False | Abnormal fetal duplication | Inferred relationship | Some | |
| Conjoined twins | Is a | False | Abnormal fetal duplication | Inferred relationship | Some |
Reference Sets
Concept inactivation indicator reference set
POSSIBLY EQUIVALENT TO association reference set (foundation metadata concept)