Symptoms of dermatomyositis in adults include skin symptoms such as specific papules, myositis symptoms such as difficulty in lifting hands, and other symptoms such as irregular fever. 1. Skin symptoms: These include purplish-red spots on the eyelids, Gottron’s papules (flat purplish-red papules with scales on the surface of the extensor side of the knuckles and metacarpophalangeal joints), and xeroderma (pigmentation on the basis of erythematous scales on the face, upper chest, and trunk, etc., hyperpigmentation, skin atrophy, etc.). 2. Myositis symptoms: transverse muscle and smooth muscle can be involved, manifested as weakness, pain and tenderness of the affected muscle groups. For example, if it involves the proximal muscles of the upper limbs, it may cause difficulty in lifting the hands; if it involves the respiratory muscles, it may cause dyspnea, and so on. 3. Other symptoms: some patients may be accompanied by irregular fever, enlarged liver and spleen lymph nodes, emaciation, gastrointestinal ulcers and bleeding. If there is any discomfort, it is recommended to go to the hospital in time and follow the doctor’s instructions.