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本文评价了用心得静和异搏停联合单剂口服终止阵发性室上速(SVT)的效果和临床意义. 方法:共12例(男4,女8)年龄19～68岁,存在SVT时间是1～50年(平均18年).病员附合下面标准:(1)有反复发作且经心电图证实的病史;(2)电生理证实为房室或房室结折返性;(3)可由程序刺激诱发或终止;(4)SVT发作期无何不适;(5)能被电生理和心电图检查评价.排除了各种器质性心脏病和对β阻滞剂有禁忌症及SVT发作持续时间<30分者. 研究第一天为安慰剂日,早饭后2小时用程序刺激诱发SVT,待其持续30分后给安慰剂,每30分计血压一次,观察到自行终止、或240分或病员
This article evaluates the efficacy and clinical significance of a single dose of ephedrine and verapamil to terminate paroxysmal supraventricular tachycardia (SVT) .Methods: A total of 12 patients (4 males and 8 females) aged 19 to 68 years old, with SVT The time ranged from 1 to 50 years (mean, 18 years). The patient was given the following criteria: (1) a history of recurrent electrocardiographic evidence; (2) electrophysiological evidence of atrioventricular or atrioventricular nodal reentry; (3) Can be induced or terminated by procedural stimulation; (4) no discomfort during the SVT episode; (5) can be assessed by electrophysiological and electrocardiographic examinations, excluding various organic heart disease and contraindications to beta blockers and SVT episodes Duration <30. The first day of the study was placebo, and SVT was induced by procedural stimulation 2 hours after breakfast, until placebo was given for 30 minutes, and blood pressure was taken every 30 minutes, and self-termination was observed, or 240 Points or sick