This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Aerial disorders, Subject name: Surgery
Which of the following best responds to sympathectomy? 
Select and explain. 
A. Buerger's disease, B. Hyperhydrosis, C. Raynaud's disease, D. Acrocyanosis
B: Hyperhydrosis
Answer: B: Hyperhydrosis 
Explanation: Hyperhydrosis responds best to sympathectomy . Indications of Sympathectomy (BARA CHEF) Buerger's disease Atherosclerosis producing ischemia of limbs Raynaud's disease Acrocyanosis Erythrocyanosis Frost bite Hyperhydrosis Peripheral vascular insufficiency Causalgia