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例1:男性,52岁。因心悸、胸闷,在我院门诊多次就医。体查:心率48～52次/分,但心界大小、各瓣膜区听诊无异常。心电图示窦性心动过缓,室率48次。阿托品试验阳性。B超、X线胸片均无异常,临床拟诊病窦综合征,予阿托品0.6mg/次,3次/d,地塞米松0.75mg/次,3次/d。维生素B_1和C,ATP等辅助治疗两个月,症状完全消失,心室率增加至68～70次。自行停止治疗达8个月。上症又复发,心电图示窦性心动过缓,室率46次。
Example 1: Male, 52 years old. Due to heart palpitations, chest tightness, many times in our hospital for medical treatment. Physical examination: heart rate 48 ~ 52 beats / min, but the size of the heart, the valvular auscultation no abnormalities. Sinus bradycardia ECG, room rate 48 times. Atropine test positive. B ultrasound, chest X-ray were no abnormal clinical syndrome of sinus syndrome, to atropine 0.6mg / time, 3 times / d, dexamethasone 0.75mg / time, 3 times / d. Vitamin B_1 and C, ATP and other adjuvant therapy for two months, the symptoms disappeared completely, the ventricular rate increased to 68 to 70 times. Stop treatment for up to 8 months. Symptoms and relapse, ECG showed sinus bradycardia, room rate 46 times.