24th June 2026

A 55-year-old patient who underwent aortic valve replacement for infective endocarditis 18 months ago presents to the emergency department with a fever and signs of acute heart failure.

A 55-year-old patient who underwent aortic valve replacement for infective endocarditis 18 months ago presents to the emergency department with a fever and signs of acute heart failure. She is subsequently diagnosed with an aortic root abscess and undergoes emergency surgical repair. What characteristic ECG finding would you expect to see in this patient? 

Select the SINGLE most appropriate option from the list below. Select ONE option only.