Lingual veins Lingual veins The lingual veins begin on the dorsum, sides, and under surface of the tongue, and, passing backward along the course of the lingual artery, end in the internal jugular vein. The vena comitans of the hypoglossal nerve (ranine vein), a branch of considerable size, begins below the tip of the tongue, and may join the lingual; generally, however, it passes backward on the hyoglossus, and joins the common facial. The lingual veins are important clinically as they are capable of rapid absorption of drugs; for this reason, nitroglycerin is given under the tongue to patients suspected of having
Head and neck cancer left with a permanent tracheostomy. Voice rehabilitation in such patients can be achieved through 3 important ways - esophageal speech, tracheoesophageal puncture or electrolarynx. One would likely require the help of intensive teaching and speech therapy and/or an electronic device. Cancer of the trachea is a rare cancer which can be similar to head and neck cancer, and is sometimes classified as such. Most tumors of the salivary glands differ from the common carcinomas of the head and neck in cause, histopathology, clinical presentation, and therapy. Other uncommon tumors arising in the head and neck include teratomas, adenocarcinomas, adenoid cystic