Step 2 - Cardiology Questions

USMLE / COMLEX - Step 2 > Cardiology > USMLE/COMLEX 2 - Prep Questions

Q. A 52-year-old woman comes to the clinic because of shortness of breath (dyspnea). The patient recently immigrated to the United States from France. Her medical history is unknown. Her vital signs are normal. Murmur is auscultated on cardiac exam. Echocardiography demonstrates mitral stenosis (MS). Which of the following best describes the pressure-volume loop changes with mitral stenosis?

Increase in end-systolic volume (ESV) and a decrease in stroke volume (SV)
Increase in the end-diastolic volume (EDV), end-systolic volume (ESV), and stroke volume (SV)
Decrease in both end-diastolic volume (EDV) and end-systolic volume (ESV)
Decrease in the end-systolic volume (ESV) and an increase in the end-diastolic volume (EDV) and total stroke volume (SV)
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