Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2008. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| History of external beam radiation therapy | Is a | True | History of radiation therapy (situation) | Inferred relationship | Some | |
| History of radiation therapy to chest (situation) | Is a | True | History of radiation therapy (situation) | Inferred relationship | Some | |
| History of brachytherapy (situation) | Is a | False | History of radiation therapy (situation) | Inferred relationship | Some | |
| History of prostate seed brachytherapy (situation) | Is a | False | History of radiation therapy (situation) | Inferred relationship | Some | |
| History of radiotherapy to larynx (situation) | Is a | True | History of radiation therapy (situation) | Inferred relationship | Some | |
| History of radioactive synoviorthesis (situation) | Is a | False | History of radiation therapy (situation) | Inferred relationship | Some |
Reference Sets
Dutch pathology simple reference set (foundation metadata concept)