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ECG Basics | ECG Review | ECG Archive | ECG Cases | ECG Quizes ECG Case #45 A 62 year old male with a history severe aortic valve regurgitation due to a bicuspid aortic valve underwent aortic valve replacement 2 weeks prior. He was doing well but is now having fevers and chills and feels generally weak. His blood pressure is 160/60, heart rate of 50, respirations of 20, and oxygen saturation 92% on room air. Physical examination reveals normal breath sounds and a II/VI early diastolic murmur at the right upper sternal border. Laboratory studies are normal except on day #2 of admission his blood cultures are positive for methacillin resistant staphylococcus aureus (MRSA). He does not take any beta-blockers or calcium channel blockers. His pre-operative ECG is below: Question #1 What are the ECG findings? His ECG currently is below: Question #2 What is the findings on ECG #2 and what is his most likely diagnosis? 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |
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