PANCE Practice Test 11

A 34-year-old woman comes to the clinic before a scheduled dental extraction. Two years ago, echocardiography for a murmur showed mitral valve prolapse with mild mitral regurgitation and normal left ventricular function. She has no history of endocarditis, rheumatic fever, valve surgery or congenital heart disease. She takes no medications and has no drug allergies. Pulse is 70/min and blood pressure is 112/70 mm Hg. A midsystolic click and late systolic murmur are heard at the apex. Which of the following is the most appropriate recommendation regarding antibiotic prophylaxis for this procedure?