Comparison of the Efficacy of Chemical Genicular Nerve Neurolysis Using Alcohol or Phenol Versus Radiofrequency Ablation Under Ultrasound Guidance for Pain Management in Patients With Knee Osteoarthritis

Inclusion Criteria

• •The following will be the criteria for inclusion, (105) patients older than 18 years with moderate to severe knee pain due to knee osteoarthritis (pain of intensity six or more on a numeric rating scale \[NRS\], persistent pain for more than six months, grade III or IV osteoarthritis in the radiological Kellgren-Lawrence (KL) classification (5-11), and failure to manage pain with conservative methods such as analgesics, intra-articular injection, and physical therapy.