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Last updated on: May 12th, 2022
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You’re looking at a multiple-choice question from QBank Prepper (the newest of four distinct learning formats available in Clinical Odyssey). Try it out, and have fun improving your clinical skills.
Dysrhythmias 2
A 68-year-old man is comes to the physician for fatigue, lightheadedness and palpitations. He has a history of myocardial infarction and has been smoking 2 packs of cigarettes per day for 40 years. Pulse is 150/min and blood pressure is 100/60 mmHg. Cardiac examination shows a regular rate and rhythm and no murmur. Lungs are clear to auscultation. Electrocardiogram (ECG) shows a sawtooth atrial pattern which is positive in V1 and negative in II, III and AVF and a 2:1 atrial to ventricular rate ratio.
Which of the following is the most likely diagnosis?
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