The New England journal of medicine
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Randomized Controlled Trial Multicenter Study Clinical Trial
Epidural corticosteroid injections for sciatica due to herniated nucleus pulposus.
Although epidural corticosteroid injections are commonly used for sciatica, their efficacy has not been established. ⋯ Although epidural injections of methylprednisolone may afford short-term improvement in leg pain and sensory deficits in patients with sciatica due to a herniated nucleus pulposus, this treatment offers no significant functional benefit, nor does it reduce the need for surgery.