USMLE Step 1 - Question 11

A 62 year old female with a history of hypertension presents with increasing shortness of breath, abdominal pain, and diarrhea. Computed tomography reveals a mass in the appendix and multiple nodules in the liver. Chest x-ray is normal. Serum 5-hydroxyindoleacetic acid levels are elevated. Which of the following cardiac disorders is she likely to have?

A. Aortic valve stenosis

B. Aortic valve regurgitation

C. Mitral valve stenosis

D. Mitral valve regurgitation

E. Tricuspid valve stenosis