True about pheochromocytoma is: (A) Arises from chromaffin cells of adrenal medulla, (B) Bilateral in 20% of all cases, (C) Hypotension rules out pheochromocytoma, (D) Almost always a malignant tumor
Answer is A. 10% are bilateral 10% are malignant 10% occur in pediatric patients 10% are extra-adrenal 10% are familial