Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2014. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Acraniate monster | Is a | False | Acephaly | Inferred relationship | Some | |
| Acephalogaster | Is a | False | Acephaly | Inferred relationship | Some | |
| Acephalocheiria | Is a | False | Acephaly | Inferred relationship | Some | |
| Acephalostomia | Is a | False | Acephaly | Inferred relationship | Some | |
| Acephalorhachia | Is a | False | Acephaly | Inferred relationship | Some | |
| Acephalothorax | Is a | False | Acephaly | Inferred relationship | Some | |
| podencéphale | Is a | False | Acephaly | Inferred relationship | Some |
Reference Sets