This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Which one of the following clinical features are NOT seen in pheochromocytoma? 
Select and explain. 
A. Hypertension, B. Episodic palpitations, C. Weight loss, D. Diarrhea
D: Diarrhea
Answer: D: Diarrhea 
Explanation: In pheochromocytoma, there are paroxysms of hypertension and finally, give way to continuous hypertensive state. 
During attacks, the patient complains of a headache, palpitations, abdominal pain, and dizziness; pallor, vomiting, and sweating also occur. 
The child has a good appetite but because the hypermetabolic state does not gain weight, and severe cachexia may develop.