Symptoms of polymyalgia are mainly manifested as pain and stiffness in the neck, scapular band, pelvic band and muscles, and the age of onset of the disease is mainly for women over 50 years old. In the early stage of the disease, there are fever, fatigue, emaciation, etc. Typical clinical manifestations can be seen in the scapular girdle, neck, pelvic girdle and other places of muscle pain and stiffness, and in severe cases, the upper limbs can not be lifted, and it is difficult to go up and down stairs, etc. In the late stage, muscle atrophy can occur. In the late stage, muscle atrophy can occur, and some patients will be accompanied by pain in the shoulder, knee, wrist and other joints. Rheumatic polymyalgia is a kind of autoimmune disease, its etiology is not very clear at present, but because the age of onset of the disease is above 50 years old, it is generally believed that it is age-related, and its laboratory indexes are generally the increase of blood sedimentation, abnormal immune indexes and so on.