Effect of Genicular Nerve Block on Proprioception in Knee Osteoarthritis

Inclusion Criteria: * Diagnosis of bilateral primary knee osteoarthritis according to ACR (American College of Rheumatology) criteria. * Age between 55 and 75 years. * Presence of knee osteoarthritis classified as Grade 2 or Grade 3 according to the Kellgren-Lawrence grading system on radiographs taken within the last year. * Knee pain lasting longer than 6 months. * Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) score, total score 48-96 Exclusion Criteria: * Severe knee trauma within the last 6 months. * History of surgical operation on the knee region. * Intra-articular steroid and/or hyaluronate injection into the knee joint within the last 6 months. * Physical therapy targeting the knee within the last 6 months. * Regular use of NSAIDs within the last 6 months. * Presence of acute synovitis. * Neurological deficits in the lower extremity. * Presence of an inflammatory disease. * Poor general health condition (e.g., heart failure, advanced asthma, history of malignancy). * Any endocrine disorder that may cause polyneuropathy.