This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Sistrunks procedure is used for 
Select and explain. 
A. Thyroglossal cyst, B. Reidel thyroiditis, C. Thymic aplasia, D. All of the above
A: Thyroglossal cyst
Answer: A: Thyroglossal cyst 
Explanation: Sistrunks procedure is removal of cyst and tract till base of tongue.