<prompt> Which one of the following clinical features is NOT senn in pheochromocytoma?HypeensionEpisodic palpitationsWeight lossDiarrhea  <response>: In pheochromocytoma, there are paroxysms of hypeension and finally give way to continuous hypeensive state. During attacks, the patient complains of headache,palpitations,abdominal pain, and dizziness; pallor, vomiting, and sweating also occur. The child has a good appetite but because of the hypermetabolic state does not gain weight,and severe cachexia may develop. Page 1942, Nelson textbook of pediatrics 19th edition 