The sciatic nerve is the largest nerve in the body, formed by nerve roots coming out of the spinal cord in the lower back. The nerve first goes down through the buttock. Then its branches extend down the back of the leg to the ankle and foot.
|Primary Medical Reviewer||William H. Blahd, Jr., MD, FACEP - Emergency Medicine|
|Specialist Medical Reviewer||Robert B. Keller, MD - Orthopedics|
|Last Revised||March 12, 2012|
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