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 |
| Nitrogen radioisotope | Is a | Nitrogen isotope | true | Inferred relationship | Some | ||
| Nitrogen radioisotope | Is a | Radioactive isotope | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Nitrogen-13 (substance) | Is a | True | Nitrogen radioisotope | Inferred relationship | Some | |
| Pulmonary ventilation-perfusion study by radioactive nitrogen | Using substance (attribute) | True | Nitrogen radioisotope | Inferred relationship | Some | 1 |
| Pulmonary ventilation-perfusion study by radioactive nitrogen | Using substance (attribute) | True | Nitrogen radioisotope | Inferred relationship | Some | 2 |
| Ammonia (13-N) (substance) | Is a | True | Nitrogen radioisotope | Inferred relationship | Some | |
| Glutamate (13-N) | Is a | True | Nitrogen radioisotope | Inferred relationship | Some | |
| Nitrogen-15 | Is a | True | Nitrogen radioisotope | Inferred relationship | Some | |
| Product containing nitrogen radioisotope (product) | Has active ingredient | True | Nitrogen radioisotope | Inferred relationship | Some | 1 |
This concept is not in any reference sets