from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Surgical removal of a part of the sympathetic nervous system.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The surgical cutting of a nerve in the sympathetic nervous system.

from The Century Dictionary and Cyclopedia

  • n. Removal by a surgical operation of a section of the sympathetic nerve.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. surgical interruption of a nerve pathway in the sympathetic nervous system


sympath(etic) + -ectomy.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From sympathetic (nervous system) + -ectomy. (Wiktionary)


  • The sympathetic nerves, which supply the sweat glands, can also be interrupted surgically - a method called sympathectomy.

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  • The surgery, called sympathectomy, may reduce the frequency and duration of attacks.

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  • In severe cases, a minimally-invasive surgical procedure called sympathectomy may be recommended.


  • An operation called a bilateral lumbodorsal sympathectomy, in which all the sympathetic nerves to the legs were cut, was effective in about 10 percent of patients, but caused unpleasant and debilitating complications in many of the remainder.

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  • Patients observed after bypass graft or lumbar sympathectomy Faulkner KW, et al. Med J Aust.

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  • She then had a chemical sympathectomy to destroy part of the lumbar ganglion.

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  • But the wrist and arm did not -- until 1990, shortly before she was scheduled to have a sympathectomy.

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  • And in some very serious cases, the accepted treatment is a sympathectomy, an irreversible procedure that surgically or chemically destroys a portion of the nerve-carrying ganglion.

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  • Even sympathectomy often fails to derail the pain or halt the atrophy of a hand or foot.

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  • Hyperhidrosis affects about 1\% of the population, and treatment options include topical aluminum chloride, iontophoresis, botulinum toxin A, oral anticholinergics, resection of sweat glands, and endoscopic sympathectomy. - medical news plus CME for physicians


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