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Previous Volume 358:2647-2648 June 12, 2008 Number 24 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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To the Editor: As Katz and Harris (Feb. 21 issue)¹ note, electromyography is not routinely necessary in the diagnostic workup of spinal stenosis. However, a complete electrodiagnostic examination (i.e., nerve-conduction studies and electromyography) can often be quite helpful in differentiating symptoms related to spinal stenosis from those due to a peripheral neuropathy. In general, a patient with clinically significant spinal stenosis will have electromyographic evidence of multilevel lumbosacral radiculopathies with essentially normal nerve-conduction studies, whereas a patient with clinically significant peripheral neuropathy will have just the opposite findings (i.e., abnormal nerve-conduction studies and normal electromyography).² Even when both disorders are . . . [Full Text of this Article]

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