This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrine, Subject name: Pathology
Thyroglossal cyst is associated with which type of thyroid Ca? 
Select and explain. 
A. Papillary, B. Medullary, C. Anaplastic, D. Lymphoma
A: Papillary
Answer: A: Papillary 
Explanation: Ans. (a) Papillary(Ref: Robbins 9th/pg 1097-1098)Papillary carcinoma accounts for 80% of cases of thyroglossal duct carcinomas, with the rest being squamous cell carcinoma