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ECG Case #1 A 55 year old male with a history of hypertension, dyslipidemia, and diabetes mellitus presents to the emergency department with substernal chest pain radiating to his left arm, diaphoresis and shortness of breath. He has vomited twice and now is intermittently feeling lightheaded. His temperature is 37.4, heart rate 70, blood pressure 110/70, and respiratory rate 24. His physical exam reveals no JVD, mild bibasilar rales on lung exam, his heart sounds are regularly irregular, and an S4 heart sound is present. His ECG is below: Question #1 What are the ECG findings? Question #2 Based on the ECG, which coronary artery is most likely involved? Question #3 What may be responsible for the conduction abnormality seen on the ECG? Question #4 What would be the treatment indicated in the above case? Question #5 What explains the patient's nasuea/vomiting and shortness of breath? What explains the physical exam findings of a low grade temperature, bibasilar rales, and an S4 heart sound? 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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