What is the role of MRI in the workup of piriformis syndrome?

Updated: Dec 21, 2018
  • Author: Shishir Shah, DO; Chief Editor: Sherwin SW Ho, MD  more...
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Magnetic resonance imaging (MRI)

  • MRI findings can rule out other causes of back pain, such as a herniated disc, spinal tumor, or abscess.

  • The piriformis muscle also can appear enlarged on T1- or T2-weighted images.

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