Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| Histogenic layer | Is a | Early differentiated embryonic structure | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Endoderm structure | Is a | True | Histogenic layer | Inferred relationship | Some | |
| Ectoderm structure | Is a | True | Histogenic layer | Inferred relationship | Some | |
| Mesoderm structure | Is a | True | Histogenic layer | Inferred relationship | Some | |
| Entire histogenic layer (body structure) | Is a | True | Histogenic layer | Inferred relationship | Some |
Reference Sets
Anatomy structure and entire association reference set (foundation metadata concept)