Comparison of the Effectiveness of Exercise, Dry Needling and Interfascial Block Treatments in the Treatment of Myofascial Pain Syndrome

Inclusion Criteria: * Myofascial pain in the upper trapezius muscle that has lasted for at least 3 months * VAS score of 4 or higher for the current pain * Clinically diagnosed with myofascial pain in the trapezius muscle * Ages 18 to 55 * Patients who can follow verbal instructions and have no cognitive deficits Exclusion Criteria: * Having received interventional injections in the neck and shoulder area within the last 3 months * Having received physical therapy within the last 3 months * Having received regular nonsteroidal anti-inflammatory and myorelaxant treatment within the last month * History of surgery on the affected side (neck or shoulder) * Chronic inflammatory disease * Acute infection * History of malignancy * Coagulation disorders * Pregnancy * Liver and kidney pathologies * Drug allergy