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What is Ganglia spared in lumbar sympathectomy - and explain in detail?
Ans. is 'a' i.e., LI * If unilateral sympathectomy is done, LI L2, L3 and L4 ganglia needs removal for sympathetic denervation of lower limb.* If bilateral sympathectomy is done, on one side LI ganglion is to be preserved otherwise patient will develop impotence.