| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Closed fracture thoracic vertebra, spondylolysis | Is a | False | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture thoracic vertebra, posterior arch | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Other specified closed fracture thoracic vertebra | Is a | False | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture thoracic vertebra not otherwise specified | Is a | False | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture thoracic vertebra, wedge | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed spinal fracture with anterior thoracic cord lesion, T1-6 | Is a | False | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture of thoracic spine with spinal cord lesion | Is a | False | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed multiple fractures of thoracic spine (disorder) | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture of thoracic vertebra without spinal cord injury | Is a | False | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture thoracic vertebra, burst | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture thoracic vertebra, spinous process | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture thoracic vertebra, transverse process | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture thoracic vertebra, tricolumnar | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture of thoracic region with spinal cord injury | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture of first thoracic vertebra | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture of third thoracic vertebra (disorder) | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture of second thoracic vertebra (disorder) | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed fracture of fourth thoracic vertebra | Is a | True | Closed fracture thoracic vertebra | Inferred relationship | Some |  | 
| Closed spinal fracture with central thoracic cord lesion, T1-6 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed spinal fracture with posterior thoracic cord lesion, T1-6 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T1-T6 level with central cord syndrome | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed spinal fracture with complete thoracic cord lesion,T7-12 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed spinal fracture with anterior thoracic cord lesion,T7-12 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed spinal fracture with central thoracic cord lesion, T7-12 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed spinal fracture with posterior thoracic cord lesion, T7-12 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T7-T12 level with spinal cord injury | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T7-T12 level with anterior cord syndrome | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 5 | 
| Closed fracture of T1-T6 level with anterior cord syndrome | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 5 | 
| Closed fracture of T1-T6 level with spinal cord injury | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T1-T6 level with posterior cord syndrome | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T1-T6 level with incomplete spinal cord lesion | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T7-T12 level with incomplete spinal cord lesion | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T7-T12 level with posterior cord syndrome | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed fracture of T7-T12 level with central cord syndrome | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed spinal fracture with complete thoracic cord lesion, T1-6 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 | 
| Closed spinal fracture with anterior thoracic cord lesion, T1-6 | Due to | False | Closed fracture thoracic vertebra | Inferred relationship | Some | 3 |