Letter to the editor involving the article "Piriformis muscle syndrome: A cross-sectional imaging study in 116 patients and evaluation of therapeutic outcome'

Abstract

Key Points center dot Lack of use of local injection test to confirm the diagnosis may lead to miss the diagnosis of PMS of myofascial origin.center dot Piriformis muscle syndrome should be diagnosed on the basis of clinical symptoms, specific physical examinations, and positive response to local injection.center dot Sciatic nerve entrapment is not a must in the diagnosis of PMS and PMS is mostly myofascial in origin.