Efficacy of Ultrasound-Guided Genicular Nerve Radiofrequency Ablation Therapy

Inclusion Criteria: * Age between 30-75 * Chronic knee pain that lasts at least 6 months * Radiographic confirmation of osteoarthritis: Presence of Grade 3 or 4 radiographic changes characterized by significant narrowing in the medial space of the tibiofemoral joint according to the Kellgren-Lawrence classification system * Knee pain \>40 mm when performing one of the two movements that cause the most severe pain (sitting to standing or going up and down stairs) according to 100 mm VAS * 50% reduction in VAS with diagnostic genicular nerve block Exclusion Criteria: * Presence of systemic inflammatory disease such as rheumatoid arthritis * Previous RFA treatment to the knee or hyaluronic acid or steroid injection to the knee within the last 3 months * History of previous knee surgery * Clinically significant structural abnormalities other than osteoarthritis that may lead to chronic knee pain * Having undergone physical therapy to the knee in the last 6 months or a history of knee trauma * Application of other pain treatments * Body-Mass İndex \<18 and \>40 kg/m2 * Pregnancy * Presence of uncontrolled serious illness (cancer, diabetes, etc.), infection, psychiatric disorder, coagulation disorder