This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thyroid and Parathyroid, Subject name: Pathology
[{'content': 'Psamomma bodies are seen in? \nSelect and explain. \nA. Papillary carcinoma thyroid, B. Medullary carcinoma thyroid, C. Follicular carcinoma thyroid, D. Anaplastic carcinoma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Papillary carcinoma thyroidRef. Robbiris pathology 9th ed. /1095* Psammoma bodies are associated with the papillary histo-morphology and are thought to arise from:1 The infarction and calcification of papillae tips2 Calcification of intra-lymphatic tumor thrombi* Psammoma bodies are commonly seen in certain tumors such as:# Papillary thyroid carcinoma# Papillary renal cell carcinoma# Ovarian papillary serous cyst-adenocarcinoma# Endometrial adenocarcinomas (Papillary serous carcinoma ~3%-4%)# Meningiomas, in the central nervous system# Peritoneal and Pleural Mesothelioma# Somatostatinoma# Prolactinoma# Mesothelioma, in membranes that line body cavities', 'role': 'assistant'}]