1病例资料患者,女,54岁。来我院体检中心做体格检查。体检:腹部B超、胸片、血尿便常规、肝肾功能检查均无异常发现。心电图检查见窦性心律,心率75次/min,Ⅱ、Ⅲ、aVF、V1～4导联T波倒置,V5～6导联T波平坦,见图1。考虑T波改变为功能性改变,故做 1 case information patients, female, 54 years old. Come to our hospital physical examination center. Physical examination: Abdominal B-ultrasonography, chest X-ray, hematuria routine, liver and kidney function tests were no abnormal findings. Electrocardiogram see sinus rhythm, heart rate 75 beats / min, Ⅱ, Ⅲ, aVF, V1 ~ 4 lead T wave inversion, V5 ~ 6 lead T wave flat, shown in Figure 1. T wave to consider changes to functional changes, so do