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 |
| Substance categorised by structure | Is a | Substance | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Fundamental constituent of matter | Is a | True | Substance categorised by structure | Inferred relationship | Some | |
| Chemical categorized by structure (substance) | Is a | False | Substance categorised by structure | Inferred relationship | Some | |
| Suspended air particulates | Is a | True | Substance categorised by structure | Inferred relationship | Some | |
| Medicinal product categorized by structure | Has active ingredient | True | Substance categorised by structure | Inferred relationship | Some | 1 |
| Chemical | Is a | True | Substance categorised by structure | Inferred relationship | Some |
This concept is not in any reference sets