In pheochromocytoma, not a pa the rule of 10 is: (A) 10% are bilateral, (B) 10% are malignant, (C) 10% are extra adrenal, (D) 10% are symptomatic
Answer is D. Ans is 'd' i.e. 10% are symptomatic Pheochromocytomas usually subscribe to a convenient "rule of 10" or "10% tumor"; i.e. 10% of pheochromocytomas are :-Bilateral Extra-adrenal FamilialMalignant Multiple Occur in children