This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Adrenal, Subject name: Medicine
A patient with pheochromocytoma would secrete which of the following in a higher concentration? 
Select and explain. 
A. Norepinephrine, B. Epinephrine, C. Dopamine, D. VMA
A: Norepinephrine
Answer: A: Norepinephrine 
Explanation: Ans. is 'a' i.e., Norepinephrine o Most pheochromocytomas contain and secrete both nor epinephrine and epinephrine and the percentage of norepine phrine is usually greater than in normal adrenal.Pheoch rornocvtom||AdrenalCan't suppress ACTHo Most of them secrete norepinephrineo Exclusively secrete nor epinephrine