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患者男性,47岁,突发心悸3h。发病后患者步行来院就诊,既往有类似心悸发作。体检:BP124/52mmHg(16.5/7.0kPa),神志清,心界不大,心律不规整,心率甚快。首次心电图(图1)示 P 波消失,R-R 间距稍有不等,心窀率365次/min,QRS 波宽大畸形,ORS 与 ST-T 融合不能区分,类似正弦曲线。约30min 后,患者在未经任何治疗的情况下,突然自觉心悸感消失。遂体检为心律规整,心率112次/min。心电图(图2)示窦性心律,A 型预激综合征。
Male patient, 47 years old, sudden heart palpitations 3h. After the onset of disease patients came to hospital for treatment, previous similar palpitations. Physical examination: BP124 / 52mmHg (16.5 / 7.0kPa), clear mind, heart is not big, irregular heart rhythm, very fast heart rate. The first electrocardiogram (Figure 1) showed P wave disappeared, R-R spacing slightly varying, heart rate of 365 beats / min, QRS wave large deformity, ORS and ST-T fusion can not be distinguished, similar to sinusoidal. About 30min, the patient suddenly felt palpitations disappear without any treatment. Then physical examination for rhythm, heart rate 112 times / min. ECG (Figure 2) shows sinus rhythm, A-type pre-excitation syndrome.