| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Computed tomography of head, cervical and thoracic spine | Is a | Computed tomography of head and neck | false | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography of head, cervical and thoracic spine | Is a | Computed tomography of cervical and thoracic spine | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography of head, cervical and thoracic spine | Method | Computed tomography imaging - action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography of head, cervical and thoracic spine | Method | Computed tomography imaging - action | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Computed tomography of head, cervical and thoracic spine | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 5 |  | 
| Computed tomography of head, cervical and thoracic spine | Procedure site - Direct | Structure of thoracic vertebral column | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Computed tomography of head, cervical and thoracic spine | Procedure site - Direct | Head structure | true | Inferred relationship | Existential restriction modifier | 5 |  | 
| Computed tomography of head, cervical and thoracic spine | Procedure site - Direct | Structure of cervical vertebral column | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography of head, cervical and thoracic spine | Is a | Computed tomography of head and cervical spine | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography of head, cervical and thoracic spine | Is a | Computed tomography of head and thorax | false | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography of head, cervical and thoracic spine | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography of head, cervical and thoracic spine | Procedure site - Direct | Structure of cervical vertebral column region | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography of head, cervical and thoracic spine | Procedure site - Direct | Structure of thoracic vertebral column region | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography of head, cervical and thoracic spine | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography of head, cervical and thoracic spine | Is a | Computed tomography of head, neck and thorax | true | Inferred relationship | Existential restriction modifier |  |  |