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: Surgery
Lumbar sympathectomy done for all EXCEPT: September 2012 
Select and explain. 
A. Causalgia, B. Intermittent claudication, C. Rest pain, D. Raynaud's disease
B: Intermittent claudication
Answer: B: Intermittent claudication 
Explanation: Ans. B i.e. Intermittent claudication Three main indications of lumbar sympathetcomy: Causalgia Inoperative aerial occlusive disease with limb-threatening ischemia causing rest pain, limited ulceration, or superficial digital gangrene Symptomatic vasospastic disorders Sympathectomy It increases peripheral blood flow by vasodilation of aerioles in cutaneous vascular beds Good for: - Causalgia - Hyperhidrosis - Vasosopastic disorders (frostbite, Raynaud's) PVD Some inoperable patients may receive sufficient increases to help heal superficial ischemic ulcers and relieve rest pain - Sho-term - Pallative