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
Oncocytes are found in all except 
Select and explain. 
A. Thyroid, B. Pancreas, C. Pituitary, D. Pineal gland
D: Pineal gland
Answer: D: Pineal gland 
Explanation: 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