| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Is a | Computed tomography of vascular structure of pelvis with contrast | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Is a | Computed tomography of abdominal vascular structure with contrast | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Is a | Computed tomography angiography of vascular structure of lumbar spine with contrast | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Method | Computed tomography imaging - action | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Structure of pelvic blood vessel | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Abdominopelvic blood vessel structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Vascular structure of lumbar spine | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Is a | Computed tomography of abdomen, pelvis and lumbar spine | false | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Structure of blood vessel of abdomen proper | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Is a | Radiographic procedure on spine AND/OR pelvis | false | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Is a | Computed tomography of abdomen and pelvis | false | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Structure of blood vessel of pelvic cross-sectional segment of trunk | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Structure of blood vessel of abdominal cross-sectional segment of trunk | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Is a | Computed tomography of abdomen, pelvis and lumbar spine with contrast | true | Inferred relationship | Existential restriction modifier |  |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Vascular structure of lumbar spine | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Using substance | Contrast media | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Using substance | Contrast media | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Procedure site - Direct | Structure of blood vessel of pelvic cross-sectional segment of trunk | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Computed tomography angiography of abdomen, pelvis and lumbar spine with contrast | Using substance | Contrast media | true | Inferred relationship | Existential restriction modifier | 3 |  |