Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2011. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Allergic rhinitis caused by animals | Is a | True | Perennial allergic rhinitis (disorder) | Inferred relationship | Some | |
| Perennial allergic rhinitis with seasonal variation | Is a | True | Perennial allergic rhinitis (disorder) | Inferred relationship | Some | |
| Allergic rhinitis due to food | Is a | True | Perennial allergic rhinitis (disorder) | Inferred relationship | Some | 
This concept is not in any reference sets