Lung stones are generally not life-threatening if they are small in size and actively treated, but may be life-threatening if they are not taken seriously and not actively treated. Lung stones are a relatively rare disease of the respiratory tract, if found through regular checkups in a timely manner, just simple lung stones, and the size of the stones is small, this time through active treatment, generally will not have life-threatening. If there is no regular checkup, or the stones do not pay attention to, not timely treatment to miss the treatment time, there may be respiratory difficulties, chronic pulmonary heart disease, pulmonary encephalopathy, etc., and in serious cases there will be life-threatening. Most of the causes of lung stones are unknown, and very few of them are caused by family genetics. It is necessary to have regular medical checkups to detect the disease in time, pay more attention to rest, avoid overeating, and reduce the intake of high oil and high fat food.