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
[{'content': 'Thyroglossal cyst is associated with which type of thyroid Ca? \nSelect and explain. \nA. Papillary, B. Medullary, C. Anaplastic, D. Lymphoma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 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', 'role': 'assistant'}]