| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Is a | Computed tomography of abdomen and pelvis with contrast | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Is a | Computed tomography of thorax and abdomen with contrast | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Procedure site - Direct | Thoracic structure | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Using substance | Contrast media | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Procedure site - Direct | Abdominopelvic structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Procedure site - Direct | Structure of pelvis | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Using substance | Contrast media | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Using substance | Contrast media | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Is a | Computed tomography of chest, abdomen and pelvis | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Procedure site - Direct | Structure of abdomen proper | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Procedure site - Direct | Structure of pelvic cross-sectional segment of trunk | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Procedure site - Direct | Structure of thoracic cross-sectional segment of trunk | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography of thorax, abdomen and pelvis with contrast | Procedure site - Direct | Structure of abdominal cross-sectional segment of trunk | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Computed tomography of neck, thorax, abdomen and pelvis with contrast | Is a | True | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  | 
| Computed tomography of head, thorax, abdomen and pelvis with contrast | Is a | True | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  | 
| Computed tomography of thorax, abdomen and pelvis with oral contrast | Is a | True | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  | 
| Computed tomography angiography of thorax and abdomen and pelvis with contrast | Is a | True | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  | 
| Computed tomography of thorax, abdomen and pelvis with intravenous contrast | Is a | True | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  | 
| Computed tomography of head, thorax, abdomen and pelvis with contrast (procedure) | Is a | False | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  | 
| Computed tomography portal venography of thorax, abdomen and pelvis with contrast | Is a | True | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  | 
| Computed tomography of thorax, abdomen and pelvis with oral contrast only (procedure) | Is a | False | Computed tomography of thorax, abdomen and pelvis with contrast | Inferred relationship | Existential restriction modifier |  |