AIM: To discuss the rationale and merit of specific pelvic sequences as an adjunct to routine lumbar magnetic resonance imaging (MRI) for early detection of piriformis syndrome (PS) and to disclose its frequency in patients who underwent radiological evaluation. MATERIAL and METHODS: This retrospective, imaging-based study included all individuals who underwent lumbar MRI and those who were further evaluated with a pelvic MRI, but excluded all high-energy trauma Cases. The patients' demographics and radiological features were reviewed using electronic patient records and hospital-based picture image archiving and communication system. RESULTS: Overall, 1321 individuals (659 females
