| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Malignant tumor of frenum of lower lip | Is a | Malignant tumor of lower labial mucosa | true | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Is a | Tumor of frenum of lower lip | true | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Pathological process | Malignant neoplastic process | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Finding site | Digestive organ structure | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Finding site | Lip structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Jaw region structure | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Finding site | Ill-defined topographic site | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Pathological process | Neoplastic process | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm, primary | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Finding site | Structure of mucous membrane of lower lip | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Structure of frenulum labii inferioris | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Neoplasm of uncertain behavior | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Mouth region structure | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Oral cavity structure | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Structure of mucous membrane of lip | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Neoplasm | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Neoplasm | false | Inferred relationship | Existential restriction modifier | 7 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Neoplasm | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Salivary gland structure | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Lip structure | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Structure of mucous membrane of lower lip | false | Inferred relationship | Existential restriction modifier | 6 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Structure of mucous membrane of lower lip | false | Inferred relationship | Existential restriction modifier | 7 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 6 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Oral cavity structure | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Oral cavity structure | false | Inferred relationship | Existential restriction modifier | 5 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Structure of mucous membrane of lower lip | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Finding site | Structure of mucous membrane of lower lip | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Is a | Malignant tumor of frenum of lip | true | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Finding site | Upper digestive tract structure | false | Inferred relationship | Existential restriction modifier |  |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm of primary, secondary, or uncertain origin | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Malignant tumor of frenum of lower lip | Associated morphology | Malignant neoplasm | true | Inferred relationship | Existential restriction modifier | 1 |  |