PDF] Giant melanotic neuroectodermal tumor of infancy (melanotic progonoma) of the head and neck: report of a malignant case. Semantic Scholar What Are the Rare Skin Cancers? IBOOLO Kaposi sarcoma on the face, ear, and neck. Kaposi sarcoma causes lesions to grow in the skin, lymph nodes, internal organs, and mucous membranes lining the mouth, nose, and throat. It often Pigmented Lesions of the Oral Cavity Oral and Maxillofacial Surgery Clinics