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 | 
| Cervical rib | Is a | True | Accessory rib | Inferred relationship | Some | |
| Full supernumerary rib | Is a | True | Accessory rib | Inferred relationship | Some | |
| Short supernumerary rib | Is a | True | Accessory rib | Inferred relationship | Some | |
| Intercostal rib | Is a | True | Accessory rib | Inferred relationship | Some | |
| Accessory bilateral ribs (disorder) | Is a | True | Accessory rib | Inferred relationship | Some | 
This concept is not in any reference sets