患者,男,52岁。因阵发性心前区疼痛1个月余,每次持续约10min,近日症状加重来院就诊。患者在候诊时发生心绞痛,随即卧床记录心电图(图1),示窦性心律,心率68次/min,Ⅱ、Ⅲ、aVF导联出现高大J波呈尖峰形,并伴有ST段凹面向上抬高0.3～0.4mV,T波直立,其形态类似Brugada波;Ⅰ、aVL、aVR、V1～V6导联ST段明显压低,Q-T间期 Patient, male, 52 years old. Due to paroxysmal pain in the anterior chamber more than 1 month, each lasting about 10min, the recent symptoms to hospital. The patient developed angina at the time of waiting. Immediately after recording the electrocardiogram in his bed (Figure 1), he showed a sinus rhythm with a heart rate of 68 beats / min and a large J wave with a spike shape in the leads of Ⅱ, Ⅲ and aVF accompanied by an ST- High 0.3 ~ 0.4mV, T wave upright, its shape similar to Brugada wave; Ⅰ, aVL, aVR, V1 ~ V6 ST segment was significantly lower lead, QT interval