Most people (even some medical personnel) are not clear about the scope of rheumatology treatment, thus causing many misdiagnoses and missed diagnoses, resulting in many lifelong regrets. Rheumatic immune diseases are complex, and all tissues and systems can be involved, with different clinical manifestations, and often cause damage to internal organs in the middle and late stages, which is irreversible. Therefore, early diagnosis and early treatment are very important. If you encounter any of the following situations, you should go to the rheumatology department promptly: 1. Various acute and chronic arthritis with red, swollen and painful joints and restricted movement. 2. Recurrent low back pain, lumbosacral pain, hip pain or hip pain, especially at night or during rest. 3.Difficulty in turning over at night; stiffness of the low back in the morning, which can be relieved after activity. 4.Suspected frozen shoulder, tenosynovitis, synovitis, fibromuscular pain. 5.Finger and toe swelling; heel and sole swelling and pain. 6.Pteroidal erythema of the face; nodular erythema of the extremities; recurrent rash and subcutaneous nodules of the whole body. 7, Long-term fever of unknown origin, especially if antibiotic treatment is ineffective. 8, Recurrent oral and/or external genital ulcers. 9.Persons with long-term unexplained dry mouth and eyes, reduced saliva, tears and even sweat. 10.Recurrent episodes of conjunctivitis, iridocyclitis, uveitis especially with back pain or joint swelling and pain. 11.Tightening and hardening of the skin of the face, limbs and even the whole body, or even atrophy and thinning. 12.Proximal myalgia and muscle weakness of the extremities; elevated muscle enzymes; generalized muscle pain. 13.Chronic lymph node enlargement of unknown etiology. 14.Unexplained involvement of internal organs. 15.Abnormal laboratory results, including: increased blood sedimentation, elevated C-reactive protein, increased immunoglobulin, elevated uric acid, positive anti-nuclear antibody or other auto-antibodies, etc.