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In page Sciatic nerve:

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Sciatic nerve exploration can be done by endoscopy in a minimally invasive procedure to assess lesions of the nerve.[2] Endoscopic treatment for sciatic nerve entrapment has been investigated in deep gluteal syndrome. Patients were treated with sciatic nerve decompression by resection of fibrovascular scar bands, piriformis tendon release, obturator internus, or quadratus femoris or by hamstring tendon scarring.[3]