Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 01-Jan 2026. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| Cell positive for CD4 antigen and positive for tumor necrosis factor alpha (cell) | Is a | CD4+ cell | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
This concept is not in any reference sets