USMLE Step 2 CK: Cardiology - Aortic Stenosis and
Myocardial Oxygen Demand With complete solution– Expert
Verified | Latest Version | 100 Guaranteed Success
What type of chest pain did the 34-year-old female experience during sports? -
Pressure-like, substernal chest pain that improves with rest.
What physical examination finding was noted in the patient? - A high-pitched 3/6
systolic murmur best heard at the second right intercostal space.
What does the patient's chest x-ray reveal? - A normal sized heart and clear lung
fields.
What is the most likely cause of this patient's chest pain? - Increased myocardial
oxygen demand.
What condition is suggested by the patient's exertional chest pain and the
murmur? - Aortic stenosis.
What is the common cause of aortic stenosis in a young individual? - Congenitally
bicuspid aortic valve.
What happens to the left ventricular mass in patients with severe aortic stenosis?
- It often increases, leading to greater oxygen demand.
What exacerbates anginal pain in patients with severe aortic stenosis? -
Prolonged myocardial contraction and impaired diastole, which reduce blood flow
through the coronary arteries.
Myocardial Oxygen Demand With complete solution– Expert
Verified | Latest Version | 100 Guaranteed Success
What type of chest pain did the 34-year-old female experience during sports? -
Pressure-like, substernal chest pain that improves with rest.
What physical examination finding was noted in the patient? - A high-pitched 3/6
systolic murmur best heard at the second right intercostal space.
What does the patient's chest x-ray reveal? - A normal sized heart and clear lung
fields.
What is the most likely cause of this patient's chest pain? - Increased myocardial
oxygen demand.
What condition is suggested by the patient's exertional chest pain and the
murmur? - Aortic stenosis.
What is the common cause of aortic stenosis in a young individual? - Congenitally
bicuspid aortic valve.
What happens to the left ventricular mass in patients with severe aortic stenosis?
- It often increases, leading to greater oxygen demand.
What exacerbates anginal pain in patients with severe aortic stenosis? -
Prolonged myocardial contraction and impaired diastole, which reduce blood flow
through the coronary arteries.
