sympathectomy

sympathectomy
Excision of a segment of a sympathetic nerve or of one or more sympathetic ganglia. SYN: sympathetectomy, sympathicectomy. [sympath- + G. ektome, excision]
- chemical s. destruction of the periareterial sympathetic nerves, as in Doppler operation, by a corrosive such as phenol.
- presacral s. SYN: presacral neurectomy.

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sym·pa·thec·to·my .sim-pə-'thek-tə-mē n, pl -mies surgical interruption of sympathetic nerve pathways
sym·pa·thec·to·mized or chiefly Brit -mised -.mīzd adj

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n.
the surgical division of sympathetic nerve fibres. It is done to minimize the effects of normal or excessive sympathetic activity. Most often it is used to improve the circulation to part of the body; less commonly to inhibit excess sweating or to relieve the photophobia induced by an abnormally dilated pupil of the eye.

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sym·pa·thec·to·my (sim″pə-thekґtə-me) [sympathetic + -ectomy] the transection or other interruption of any part of the sympathetic nervous pathways. Operations may be named according to the location of the nerve, ganglion, or plexus operated on, as cervical, dorsal, lumbar, or thoracolumbar s., or in reference to the diaphragm, as subdiaphragmatic, supradiaphragmatic, or transdiaphragmatic s.

Medical dictionary. 2011.

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Look at other dictionaries:

  • sympathectomy — [sim΄pə thek′tə mē] n. pl. sympathectomies [< SYMPATHETIC + ECTOMY] the interruption by surgical means of part of the sympathetic nervous system …   English World dictionary

  • sympathectomy — /sim peuh thek teuh mee/, n., pl. sympathectomies. Med. 1. surgery that interrupts a nerve pathway of the sympathetic or involuntary nervous system. 2. Also called chemical sympathectomy. a like interruption by chemical means. [1895 1900;… …   Universalium

  • sympathectomy — noun (plural mies) Etymology: International Scientific Vocabulary Date: 1900 surgical interruption of sympathetic nerve pathways • sympathectomized adjective …   New Collegiate Dictionary

  • sympathectomy — noun The surgical cutting of a nerve in the sympathetic nervous system …   Wiktionary

  • sympathectomy — n. surgery which includes the shutting down of part of the sympathetic nervous system …   English contemporary dictionary

  • sympathectomy — [ˌsɪmpə θɛktəmi] noun the surgical cutting or removal of a sympathetic nerve …   English new terms dictionary

  • sympathectomy — sym·pa·thec·to·my …   English syllables

  • sympathectomy — n. the surgical division of sympathetic nerve fibres. It is done to minimize the effects of normal or excessive sympathetic activity. Most often it is used to improve the circulation to part of the body; less commonly to inhibit excess sweating… …   The new mediacal dictionary

  • sympathectomy — sym•pa•thec•to•my [[t]ˌsɪm pəˈθɛk tə mi[/t]] n. pl. mies srg surgery that interrupts a nerve pathway of the sympathetic or involuntary nervous system • Etymology: 1895–1900 …   From formal English to slang

  • sympathectomy — /sɪmpəˈθɛktəmi/ (say simpuh thektuhmee) noun (plural sympathectomies) Surgery excision of a ganglion in the sympathetic nervous system, as to eliminate blushing, facial sweating, etc …  

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