cordotomy

cordotomy
1. Any operation on the spinal cord. 2. Division of tracts of the spinal cord, which may be performed percutaneously (stereotactic c.) or after laminectomy (open c.) by various techniques such as incision or radio frequency coagulation. 3. Incision through the membranous portion of the vocal fold to widen the posterior glottis in bilateral vocal paralysis. [G. chorde, cord, + tome, a cutting]
- anterolateral c. division of the anterolateral quadrant of the spinal cord to section the spinothalamic tract. SYN: anterolateral tractotomy, spinal tractotomy, spinothalamic c..
- open c. c. (2).
- spinothalamic c. SYN: anterolateral c..
- stereotactic c. c. (2).

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cor·dot·o·my or chor·dot·o·my kȯr-'dät-ə-mē n, pl -mies surgical division of a tract of the spinal cord for relief of severe intractable pain

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n.
a surgical procedure for the relief of severe and persistent pain in the pelvis or lower limbs. The nerve fibres that transmit the sensation of pain to consciousness pass up the spinal cord in special tracts (the spinothalamic tracts). In cordotomy the spinothalamic tracts are severed in the cervical (neck) region.

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cor·dot·o·my (kor-dotґə-me) [cordo- + -tomy] 1. section of a vocal cord. 2. interruption of the lateral spinothalamic tract of the spinal cord, usually in the anterolateral quadrant, for relief of intractable pain. Also spelled chordotomy.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Cordotomy — Intervention ICD 9 CM 03.2 MeSH …   Wikipedia

  • cordotomy — n. a surgical procedure for the relief of severe and persistent pain in the pelvis or lower limbs. The nerve fibres that transmit the sensation of pain to consciousness pass up the spinal cord in special tracts (the spinothalamic tracts). In… …   The new mediacal dictionary

  • cordotomy — /kawr dot euh mee/, n., pl. cordotomies. the surgical severance of certain nerve fibers of the spinal cord to alleviate intractable pain. Also, chordotomy. [CORD + O + TOMY] * * * …   Universalium

  • cordotomy — noun The surgical procedure for selectively disabling pain conducting nerve paths in the spinal cord to relieve chronic pain …   Wiktionary

  • cordotomy — n. surgical procedure in which certain nerves of the spinal cord are severed in order to relieve incurable pain (Medicine) …   English contemporary dictionary

  • cordotomy — variant of chordotomy …   Useful english dictionary

  • open cordotomy — cordotomy (def. 2) done through an open incision; now largely replaced by percutaneous cordotomy …   Medical dictionary

  • percutaneous cordotomy — cordotomy (def. 2) performed using percutaneous electrodes guided radiographically with stereotactic techniques; approaches used include lateral high cervical, posterior high cervical, and anterior low cervical …   Medical dictionary

  • Хордотомия (Cordotomy) — хирургическое вмешательство, позволяющее уменьшить сильную и упорную боль в области таза или нижних конечностей. Нервные волокна, по которым болевые сигналы поступают в мозг, проходят в спинном мозге по специальным проводящим путям… …   Медицинские термины

  • ХОРДОТОМИЯ — (cordotomy) хирургическое вмешательство, позволяющее уменьшить сильную и упорную боль в области таза или нижних конечностей. Нервные волокна, по которым болевые сигналы поступают в мозг, проходят в спинном мозге по специальным проводящим путям… …   Толковый словарь по медицине

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