Dermatomyositis is not thought to be self-healing and requires prompt medical attention once symptoms appear. Dermatomyositis is a relatively common and complex autoimmune connective tissue disease, due to the patient’s autoimmune response abnormality, once initiated, it is difficult to self-correct, so dermatomyositis can not be self-cured, the patient must be in the guidance of a professional doctor in accordance with the condition of the symptomatic, to remove the causative factors of the standardized treatment. Usually, with timely treatment by a professional doctor, the condition can be stabilized for a long time, the progression of the disease can be controlled, and the involvement of important organs can be prevented. In conclusion, it is difficult for dermatomyositis to heal itself without treatment. It is recommended that patients with dermatomyositis must be actively treated as soon as possible to avoid delay and aggravation of the condition.