MYELOTOMY OF THE COMMISSURE

Abstract
The treatment for pain in the abdomen and legs by means of chordotomy is now a well established and satisfactory procedure. Pain in the upper cervical region and in the face can usually be relieved without severe resulting disability by sectioning the posterior roots. The treatment for pain in the arms and shoulders has, however, not been very satisfactory. Adequate sectioning of posterior roots leaves the upper extremity entirely useless, and it is difficult to perform a chordotomy high enough to control pain in the arms. It must have occurred to many neurologists that a patient with intractable pain in the arm or shoulder would be better off if he happened to acquire syringomyelia, and the suggestion has doubtless been made that artificial destruction of the pain fibers as they cross in the decussation about the central canal would be a rational procedure. As far as I know, it has

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