Amal Mattu’s ECG Case of the Week – May 3, 2021

HPI:  A 9-year-old boy with PMHx of asthma presents to the ED with multiple pre-syncopal episodes. He has been evaluated for similar symptoms in the past by multiple physicians who suspected asthma as the likely cause. Vital signs and physical exam are normal, and he is asymptomatic on arrival. The following ECG is obtained:


Case ECG



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