Patellar stenosis of the knee, also known as patellofemoral stenosis, can be treated with rest, physical therapy, oral medications, and surgery. Patellofemoral joint stenosis is mostly caused by degenerative arthritis of the joint. It is necessary to pay attention to proper rest, avoid long time walking and long time squatting. You can promote local blood circulation through hot compresses, massages, and baking electricity to relieve pain and other symptoms. Drugs can be oral anti-inflammatory analgesic drugs anti-inflammatory pain such as nimesulide, diclofenac sodium, etc., can also be oral cartilage protection drugs such as glucosamine sulfate for treatment. If patellofemoral stenosis is accompanied by severe arthritis, the deformation of the joint has a big impact on the life, you can also choose surgical treatment such as artificial knee replacement. If the symptoms of patellofemoral joint stenosis, it is recommended that the patient go to the hospital to improve the examination, to clarify the cause of the disease, and receive regular treatment.