This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Oncocytes are found in all except \nSelect and explain. \nA. Thyroid, B. Pancreas, C. Pituitary, D. Pineal gland', 'role': 'user'}, {'content': 'Answer: D \nExplanation: An oncocyte is an epithelial cell characterized by an excessive number of mitochondria, resulting in an abundant acidophilic, granular cytoplasm. Oncocytes can be benign or malignant. Ref Robbins 9/e endocrine chapter', 'role': 'assistant'}]