Quadratus Femoris Tear as an Unusual Cause of Hip Pain: A Case Report

Purpose To show that quadratus femoris muscle partial or complete tear is an extremely rare if not underdiagnosed cause of hip pain. Methods We present the case of a 75-year-old Caucasian woman with spontaneous non-traumatic quadratus femoris tear. Results Computed Tomography showed quadratus femoris tear with occult underlying ischiofemoral impingement pathology. Conclusions Quadratus femoris muscle is a hip external rotator and adductor and is...