This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thyroid Gland, Subject name: Surgery
Sistrunk operation used for 
Select and explain. 
A. Thyroglossal Cyst, B. Branchial Cyst, C. Cystic Hygroma, D. Laryngocele
A: Thyroglossal Cyst
Answer: A: Thyroglossal Cyst 
Explanation: Ans. (a) Thyroglossal CystRef Sabiston 20th edition Page 1861* Sistrunk operation involves complete excision of the cyst in continuity with its tract, the central portion of the hyoid bone, and the tract interior to the hyoid bone extending to the base of the tongue