The st-t change if the related symptoms need to find the cause of the disease, clear diagnosis and treatment, asymptomatic patients can be temporarily without treatment. st-t change often suggests myocardial ischemia, such as chest tightness and chest pain symptoms, to improve the relevant tests to clarify the diagnosis, can check the electrocardiogram, coronary angiography, etc., a clear diagnosis of coronary heart disease patients need to be given aspirin, atorvastatin, isosorbide nitrate and other drugs, if necessary, implantation of stents. st-t changes can also be seen in a variety of diseases, such as chronic obstructive pulmonary disease, anemia, electrolyte disorders, etc. Patients with chronic obstructive pulmonary disease should pay attention to improve ventilation, need to give antibiotics for acute infections, patients with anemia need to correct anemia, patients with electrolyte disorders need to adjust electrolytes. For asymptomatic st-t changes, other tests also found no abnormality, can observe the change of the condition, without special treatment. st-t changes, clinical more common, under the guidance of the physician to clarify the specific diagnosis, give targeted treatment.