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患者女,53岁,因窦性心动过缓,于1988年1月23日作阿托品试验(静注2mg),注后5分钟EKG出现频繁早搏。兹分析如下:图1为静注药后即刻之Ⅱ导联EKG:
A 53-year-old female patient with a sinus bradycardia received atropine test (2 mg intravenously) on January 23, 1988 and showed frequent premature ejaculation 5 minutes after the injection. It is analyzed as follows: Figure 1 is immediately after intravenous injection of Ⅱ lead EKG: