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| Sympathectomy, Chemical Chemosympathectomy | Denervation, Sympathetic, Chemical | Chemical Sympathectomy | Chemical Sympathetic Denervation | Sympathetic Denervation, Chemical | Chemical Sympathectomies | Chemical Sympathetic Denervations | Chemosympathectomies Sympathectomy using chemicals (e.g., 6-hydroxydopamine or guanethidine) which selectively and reversibly destroy adrenergic nerve endings while leaving cholinergic nerve endings intact. |