- Magnetic resonance neurography in extraspinal sciaticaAaron M Lewis
Department of Neurology, University of California, San Francisco, USA
Arch Neurol 63:1469-72. 2006..Sciatica without evidence of lumbosacral root compression is often attributed to piriformis syndrome. However, specific diagnostic tools have not been available to demonstrate sciatic nerve entrapment by the piriformis muscle...