Trigger Point Injection in Patients With Myofascial Pain Syndrome

The skin will be cleaned with a suitable antiseptic solution and a sterile, 25 G, 1.5 inch dental-tipped needle will be used. Patients will be injected with 5 ml 2% lidocaine + 5 ml 0.9% NaCl. The linear probe (PLT-704SBT, 7.5 MHz) of the ultrasound device will be kept parallel to the trapezoidal fibers on the marked trigger point and the dental-tipped needle will be directed to the targeted point in plane with real-time imaging

The skin will be cleaned with a suitable antiseptic solution and a sterile, 25 G, 1.5 inch dental-tipped needle will be used. Patients will be injected with 5 ml 2% lidocaine + 5 ml 0.9% NaCl. The needle will be directed to the most sensitive point and advanced until it will be reached the trigger point.