临床上典型低血糖诊断不难,但以胸闷、憋气、呼吸困难等首发症状低血糖危象则易误诊。2005—2007年,我们收治30例以急性左心衰竭就诊的患者,现报告如下。1资料与方法1.1一般资料本组男19例,女11例,年龄65~75岁,平均70.5岁。30例患者均有糖尿病,并合并高血压20例,合并冠心病10例 Clinical diagnosis of low blood sugar is not difficult, but to chest tightness, suffocation, dyspnea and other first symptoms of hypoglycemia crisis is easy to misdiagnosis. From 2005 to 2007, we treated 30 patients with acute left heart failure, the report is as follows. 1 Materials and Methods 1.1 General Information The group of 19 males and 11 females, aged 65 to 75 years, mean 70.5 years. All 30 patients had diabetes mellitus, 20 with hypertension and 10 with coronary heart disease