<unk> s can be benign growths or malignant carcinomas. They are classified according to the specific type of epithelial cells that are affected. The most common<unk> s are basal cell carcinoma and squamous cell carcinoma (skin cancers).
Epithelioma
Lymphoepithelioma
Medulloepithelioma
Sarcoma
Adenomatoid tumor
Xanthoma
Angiosarcoma
Adenosarcoma