What muscle stretch reflex findings are characteristic of lumbosacral facet syndrome?

Updated: Nov 19, 2018
  • Author: Gerard A Malanga, MD; Chief Editor: Craig C Young, MD  more...
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Patients with Z-joint–mediated LBP usually have normal muscle stretch reflexes. Radicular findings are usually absent unless the patient has nerve root impingement from bony overgrowth or a synovial cyst.

Side-to-side asymmetry should lead one to consider possible nerve root impingement.

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