Right shoulder and arm pain is commonly caused by cervical spondylosis, right shoulder periarthritis, etc., as follows: First, cervical spondylosis: neurogenic cervical spondylosis or mixed cervical spondylosis, which can cause severe edema of the nerve roots, the patient will show symptoms of radioactive pain in the right shoulder and arm, accompanied by upper limb weakness, numbness performance, cervical MRI can find cervical disc herniation, intervertebral foraminal stenosis, etc., through traction The clinical symptoms can be removed through traction treatment and surgery. Second, periarthritis of the right shoulder joint: periarthritis of the right shoulder joint will form adhesions around the shoulder capsule, resulting in limited shoulder joint activity and pain in the right shoulder joint. Most of the patients are middle-aged. After early release of the adhesions, the adhesions can be broken, the range of motion of the shoulder joint can be restored, and the pain symptoms can be significantly reduced.