Rheumatoid examination tools mainly include physical examination, laboratory tests, imaging tests, etc. For specific tests, you need to consult a specialized doctor. 1. Physical examination: physical examination of the affected joints may show a series of changes such as joint swelling, joint deformity and dysfunction, etc. In addition, extra-articular manifestations may include splenomegaly and neuropathy. In addition, extra-articular manifestations may include splenomegaly and neuropathy. 2. Laboratory examination: including routine examination and specific examination, routine examination includes C-reactive protein, erythrocyte sedimentation rate, etc., and specific examination includes rheumatoid factor, anti-CCP antibody, etc. If abnormalities are found, further examination is needed. If abnormalities are found, further examination is needed. 3. Imaging examination: X-ray, MRI, ultrasound, etc. can effectively assess the degree of joint involvement and inflammation. If rheumatoid arthritis is suspected, it is recommended to consult the rheumatology and immunology department in time, and be examined by a professional doctor after evaluation, and not to diagnose and use medication on your own.