| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Malignant neoplasm of retrocecal tissue | Is a | Primary malignant neoplasm of retroperitoneum | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm, primary | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Finding site | Peritoneum | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Pathological process | Neoplastic process | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Finding site | Structure of retrocecal space | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Finding site | Structure of retroperitoneal region, excluding major organs | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Finding site | Entire body wall | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Pathological process | Malignant neoplastic process | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant neoplasm of retrocecal tissue | Is a | Neoplasm of retrocecal tissue | true | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Is a | Malignant retroperitoneal tumor | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Finding site | Structure of retrocecal tissue | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Finding site | Retroperitoneal compartment structure | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant neoplasm of retrocecal tissue | Is a | Malignant tumor of soft tissue of abdomen | true | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant neoplasm of retrocecal tissue | Associated morphology | Malignant neoplasm | true | Inferred relationship | Existential restriction modifier | 1 |  |