Rheumatoid is rheumatoid arthritis, the difference between tenosynovitis of the hand and rheumatoid arthritis includes the cause of the disease, symptoms, and treatment modalities. 1. Etiology: The cause of tenosynovitis of the hand is mainly caused by over-exertion of the finger or wrist joints. The causes of rheumatoid arthritis are mostly related to autoimmune abnormalities, genetics and other factors. 2. Symptoms: Patients with tenosynovitis of the hand will experience pain, tenderness, and limitation of movement in the joints of the hand. Rheumatoid arthritis is characterized by morning stiffness, swelling and other symptoms, usually starting from the proximal interphalangeal joints and metacarpophalangeal joints, and gradually involving the joints of the knees, toes and shoulders. 3. Treatment: For patients with tenosynovitis of the hand, closed treatment can be chosen, such as local injection of lidocaine, etc.; if it is tuberculous tenosynovitis, patients need to take anti-tuberculosis drugs, such as isoniazid, rifampicin, etc.. Rheumatoid arthritis patients need to take oral anti-rheumatic drugs, such as methotrexate, elamod, etc.. If you want to know the difference between tenosynovitis of the hand and rheumatoid arthritis, it is recommended to go to the regular hospital to consult the relevant matters.