What is throat cancer? Throat cancer is any cancer that forms in the throat. The throat, also called the pharynx, is a 5-inch-long tube that runs from your nose to your neck. The larynx (voice box) and pharynx are the two main places throat cancer forms. Throat cancer is a type of head and neck cancer, which includes cancer of the mouth, tonsils, nose, sinuses, salivary glands and neck lymph nodes. Learn about the types of throat cancer.
Rathke's cleft cyst. A Rathke's cleft cyst is a benign growth found on the pituitary gland in the brain, specifically a fluid-filled cyst in the posterior portion of the anterior pituitary gland. It occurs when the Rathke's pouch does not develop properly and ranges in size from 2 to 40mm in diameter.
When a branchial cleft is not properly involuted, a branchial cleft cyst forms. Occasionally, both the branchial pouch and branchial cleft fail to become involuted, and a complete fistula forms between the pharynx and skin. First branchial cleft cysts. First branchial cleft cysts are divided into type I and type II.Type I cysts are located near the external auditory canal. Most commonly, they are inferior and posterior to the tragus (base of the ear), but they may also be in the parotid gland.Type II cysts appear at the angle of the mandible and may involve the submandibular gland (see the image below). First branchial cleft cyst, type II.hen a branchial cleft is not properly involuted, a branchial cleft cyst forms. Occasionally, both the branchial pouch and branchial cleft fail to become involuted, and a complete fistula forms between the pharynx and skin. First branchial cleft cysts. First branchial cleft cysts are divided into type I and type II.