Mondo Description Soft tissue tumors or cancer arising from the mucosal surfaces of the lip; oral cavity; pharynx; larynx; and cervical esophagus. Other sites included are the nose and paranasal sinuses; salivary glands; thyroid gland and parathyroid glands; and melanoma and non-melanoma skin cancers of the head and neck. (from Holland et al., Cancer Medicine, 4th ed, p1651)