Atrial fibrillation and atrial flutter Quiz: Ace Your Exams
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A 55-year-old woman with a history of hypertension, type 2 diabetes mellitus, and obesity presents to the clinic for evaluation of palpitations, shortness of breath, and fatigue for two days. She notes the palpitations occur mostly at rest and are associated with lightheadedness. She has never experienced this before. She does not have chest pain, syncope, or exertional limitations. She takes lisinopril and metformin but reports poor adherence to her medications. Temperature is 37°C (98.6°F), blood pressure is 148/88 mm Hg, heart rate is 92 beats per minute and irregularly irregular, respiratory rate is 12 breaths per minute, and oxygen saturation is 99% on room air. BMI is 32 kg/m2. The rest of the Cardiovascular examination reveals no murmurs, rubs, or gallops. electrocardiogram shows atrial fibrillation with rapid ventricular response. Which of the following is the most appropriate next step in management?
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