Sinus Bradycardia and Multiple Episodes of Sinus Arrest With Lasting Period of More Than 14 Seconds Following Administration of Metoprolol: A Case Report

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摘要 AbstractAnagedmalepatientwithcoronaryheartdiseasewhichhadbeentreatedwithcoronaryarterybypassgrafts(CABG)andadministrationofmetoprolol,presentedparoxysmalvertigointhepreviousthreeweeks.The24hourssynchronic12-leaddynamicelectrocardiography(DCG)revealedmanyepisodesofsinusarrestwhichmostlywerefollowedbyA-Vjunctionalorventricularescaperhythm,thelongestsinuspauselastingmorethan14.5secondswithnosymptom.Afterwithdrawalofmetoprolol,theDCGrevealedmuchlessepisodesofsinusarrestthanon-admission,butstillsomeA-Vjunctionalandventricularescapebeats.Sicksinussyndromeswasthendiagnosed,andasynchronousdual-chamberpacemaker(DDDR)wasimplantedtwoweeksafteradmission.
机构地区 不详
出版日期 2007年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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