division of the anterolateral quadrant of the spinal cord to section the spinothalamic tract.
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anterolateral cordotomySpinothalamic tractomy Pain management A type of neuroablative procedure in which a lesion is created in the spinothalamic tract as a means of interrupting pain transmission; open cordotomies require laminectomies, but result in excellent analgesia and can be done in the thoracic region for leg pain. See Neuroablative procedure.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.