| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Primary malignant neoplasm of skin of cheek | Is a | True | Malignant neoplasm of skin of cheek, external | Inferred relationship | Some | |
| Malignant melanoma of skin of cheek | Is a | True | Malignant neoplasm of skin of cheek, external | Inferred relationship | Some | |
| Secondary malignant neoplasm of skin of cheek | Is a | True | Malignant neoplasm of skin of cheek, external | Inferred relationship | Some | |
| Squamous cell carcinoma of skin of cheek | Is a | True | Malignant neoplasm of skin of cheek, external | Inferred relationship | Some | |
| Basal cell carcinoma of cheek (disorder) | Is a | True | Malignant neoplasm of skin of cheek, external | Inferred relationship | Some |
This concept is not in any reference sets