Rheumatoid and dry syndrome are two diseases. Rheumatoid is rheumatoid arthritis, with peripheral joint swelling and pain as the main symptom. Dry syndrome with dry mouth and dry eyes as the main symptom. Rheumatoid arthritis clinical manifestations of symmetrical small joint swelling and pain, can also involve large joints, with the prolongation of the course of the disease gradually appear joint deformity, joint dysfunction. Dry syndrome, clinical mainly with exocrine gland involvement, clinical often mainly manifested as dry mouth and dry eyes, most of the dry syndrome course also have joint swelling and pain, but cause joint deformity is rare. Regardless of dry syndrome, rheumatoid arthritis, in addition to the above joints, glands localized involvement, some patients can involve the whole body organs, such as lungs, kidneys, blood, etc.. Rheumatoid arthritis in some patients can be secondary to dry syndrome, in the joint swelling and pain based on dry mouth and dry eyes and other discomforts. If the patient has rheumatoid arthritis, dry syndrome, it is recommended to go to the rheumatology and immunology department of the hospital in a timely manner for formal diagnosis and treatment.