| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Entire body of axis (body structure) | Is a | False | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Entire body of cervical vertebra (body structure) | Is a | True | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Structure of body of fourth cervical vertebra | Is a | True | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Structure of body of seventh cervical vertebra | Is a | True | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Structure of body of fifth cervical vertebra | Is a | True | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Structure of body of sixth cervical vertebra | Is a | True | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Structure of body of third cervical vertebra | Is a | True | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Closed fracture cervical vertebra, burst | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Closed fracture cervical vertebra, wedge | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open fracture cervical vertebra, burst | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open fracture cervical vertebra, wedge | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Teardrop fracture of cervical vertebra | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Wedge fracture of cervical vertebra | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Crush fracture of cervical vertebra | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Burst fracture of cervical vertebra | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open biopsy of vertebral body of cervical region | Procedure site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open biopsy of vertebral body of cervical region | Procedure site - Direct (attribute) | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Structure of body of axis (body structure) | Is a | True | Structure of body of cervical vertebra | Inferred relationship | Some |  | 
| Open biopsy of vertebral body of cervical region | Procedure site - Direct (attribute) | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open biopsy of vertebral body of cervical region | Procedure site - Direct (attribute) | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open fracture cervical vertebra, burst | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open fracture cervical vertebra, wedge | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Closed fracture cervical vertebra, wedge | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Closed fracture cervical vertebra, burst | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Wedge fracture of cervical vertebra | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Open fracture cervical vertebra, wedge | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Closed fracture cervical vertebra, wedge | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Teardrop fracture of cervical vertebra | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Burst fracture of cervical vertebra | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Crush fracture of cervical vertebra | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Wedge fracture of cervical vertebra | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Revision anterior excision of body of cervical vertebra with reconstruction | Procedure site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Unstable burst fracture of first cervical vertebra (disorder) | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 2 | 
| Stable burst fracture of first cervical vertebra (disorder) | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 2 | 
| Cervical spondylodiscitis | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 6 | 
| Ankylosing spondylitis of cervical vertebra (disorder) | Finding site | False | Structure of body of cervical vertebra | Inferred relationship | Some | 1 | 
| Cervical spondylodiscitis | Finding site | True | Structure of body of cervical vertebra | Inferred relationship | Some | 2 |