<prompt> In a patient with pheochromocytoma, all of the following are seen except?DiarrhoeaOhostatic hypotensionEpisodic hypeensionWeight gain  <response>: Due to increased sympathomimetic stimulation, Pheochromocytoma has a weight loss. Phaeochromocytoma produces norepinephrine 80 cases leading to hypeension but since the catecholamines act for sho duration and are released in bursts abnormally, the BP increases for some hours a day, which is referred to as Episodic hypeension. This catecholamine excess in future will lead to a persistent vasoconstriction, referred to as volume contracted state. This explains the Postural HypotensionOhostatic Hypotension Pheochromocytoma is a nasty tumor that can produce V.I.P and leads to Secretory diarrhea. 