Valvular Heart Disease USMLE Step 1 Practice Question
A 28-year-old woman with Marfan syndrome presents with acute chest pain, dyspnea, and syncope. On examination, she has a blood pressure difference between arms (systolic 160 mmHg right, 100 mmHg left), and an early diastolic murmur is heard at the left sternal border. Transesophageal echocardiography shows aortic root dilatation and aortic regurgitation. Which of the following is the most likely diagnosis?
Answer choices
- ASpontaneous coronary artery dissection
- BAortic root dissection with aortic regurgitationCorrect answer
- CPulmonary embolism
- DMitral valve prolapse with regurgitation
- EAcute aortic stenosis
- FThoracic aortic aneurysm without dissection
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