Afallintothepit,againinyourwit.
吃一堑，长一智！
ECGChallenge:An84-year-oldmanwithknownhypertensionandcoronaryarterydiseaseandpreviouscoronaryarterybypassgraftsurgerypresentstohiscardiologistforaroutinevisit.Hismedicationsincludeaβ-blocker,angiotensin-convertingenzymeinhibitor,hydrochlorothiazide,andisosorbidemononitrate.Heisfeelingwell.Physicalexaminationisunremarkable,buthispulseisnotedtobeirregular.AnECGisobtained(ECGChallenge:March3,.)
心电图挑战:84岁老年男性，既往高血压及冠心病史，冠脉搭桥术后，前往心脏科专家行常规随访。服用的药物包括β-阻滞剂、血管紧张素转化酶抑制剂、氢氯噻嗪和单硝酸异山梨酯。自我感觉良好，无明显不适。体格检查基本正常，但脉搏不规律，做了一份心电图。
思考一分钟世界因此而改变
ECGresponse:Therhythmisirregular,butmanyoftheRRintervalsarethesame;hence,therhythmisregularlyirregular.Therateis75bpm.AlloftheQRS昆明白癜风正规医院北京哪个医院治疗白癜风最有效
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