Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2009. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Phenytoin, free measurement | Is a | False | Phenytoin measurement | Inferred relationship | Some | |
| Phenytoin blood measurement | Is a | True | Phenytoin measurement | Inferred relationship | Some | |
| Serum phenytoin measurement | Is a | False | Phenytoin measurement | Inferred relationship | Some | |
| Phenytoin level below reference range (finding) | Interprets | False | Phenytoin measurement | Inferred relationship | Some | 1 |
| Phenytoin level - finding | Interprets | True | Phenytoin measurement | Inferred relationship | Some | 1 |
| Phenytoin level above therapeutic range (finding) | Interprets | False | Phenytoin measurement | Inferred relationship | Some | 1 |
| Phenytoin level below reference range (finding) | Interprets | True | Phenytoin measurement | Inferred relationship | Some | 1 |
| Phenytoin level above therapeutic range (finding) | Interprets | True | Phenytoin measurement | Inferred relationship | Some | 1 |
| Phenytoin level therapeutic | Interprets | True | Phenytoin measurement | Inferred relationship | Some | 1 |
This concept is not in any reference sets