例1男,50岁,干部,因慢性咳嗽20yr,伴心悸,气促10yr,加剧1d而入院。查:T36℃,P176次/min,Bp11.9/7.9kPa(90/60mmHg),呈慢性重病容,唇微绀,两肺散在湿罗音,心界叩不清心率176次/min,律齐,无杂音,腹软,肝在右肋下2cm,质中等,两下肢轻度浮肿。临床诊断:慢性支气管炎、肺心病。心电图:未见P波,R-R均齐,室率176次/min,心电图诊断:室上性心动过速。在心电监护下给予50％葡萄糖20ml+三磷腺苷20mg快速静注,当推注15s后出现窦性停搏,持续1.5s后出现2次房性逸搏,继之转为正常窦性节律,可见典型窦性P波,R-R均等,室率86次/min,推注 Example 1 Male, 50 years old, cadres, due to chronic cough 20yr, with heart palpitations, shortness of breath 10yr, increased 1d and admission. Check: T36 ℃, P176 times / min, Bp11.9 / 7.9kPa (90/60 mmHg), was a chronic severe disease, lip cyanosis, lungs scattered in the wet rales, the heart knock ring heart rate 176 times / min, law Qi, no noise, abdominal soft, liver in the right ribs 2cm, medium quality, mild swelling of both lower extremities. Clinical diagnosis: chronic bronchitis, pulmonary heart disease. ECG: no P wave, R-R are homogeneous, room rate 176 times / min, ECG diagnosis: supraventricular tachycardia. Given 50% glucose 20ml + 20mg adenosine triphosphate rapid intravenous infusion under ECG monitoring, sinus arrest after 15s of bolus injection, lasted for 1.5s and then 2 times of esophageal aneurysm, followed by conversion to normal sinus rhythm, Can be seen typical sinus P wave, RR equal, room rate 86 times / min, bolus