Abstract: Objective To explore the psychological states of patients with acute myocardial infarction and nursing countermeasure.Methods A total of 50 patients with acute myocardial infarction in our hospital were investigated by SCL - 90,and treated with according nursing measures.The effects were assessed.Results The scores of SCL -90 after intervention were superior to those before intervention,and there was significant difference (P<0.05).Conclusions Most of the patients with acute myocardial infarction have bad emotions and psychological problems,so the nursing intervention should be given to them to improve their rehabilitation.