Role of Liquid Phase Concentrated Growth Factors vs. Hypertonic Dextrose Prolotherapy for Management of Patients With Disc Displacement Without Reduction

Inclusion Criteria: * Patients with painful TMJ. * Patients with limited mouth opening (MMO \<40mm). * Patients with anterior disc displacement without reduction confirmed by MRI. * Presence of full or nearly full complement of natural teeth. * Patients with angle class I occlusion. * Patients with RCP not greater than 2mm and with no open bite. Exclusion Criteria: * Patients who have anterior disc dislocation with reduction detected by MRI. * Inability or unwillingness to undergo magnetic resonance imaging (MRI) such as implanted electronic devices. * Patients having uncontrolled systemic disease, hematologic or neurologic disorders or inflammatory diseases. * Patients under anticoagulant drug therapy.