A 71-year-old female with diabetes was admitted because of a transitory ischemic attack. The computed tomography (CT) scan revealed an ischemic stroke in the region of the right medial cerebral artery. The patient had a prominent inflamed ulceration on her right forefoot and signs of infection. She had fever, an elevated white blood cell count (16,000), and an elevated C-reactive protein of 5 mg/dL (normal: < 1 mg/dL). Pulmonary congestion was present on the chest x-ray, and a prominent systolic murmur was heard on auscultation.
Which structure is seen lateral of the mitral valve annulus?
Pseudoaneurysm.
Pericardial cyst.
Abscess.
Dilated left atrial appendage.
View the correct answer.
<p>Pseudoaneurysm.</p>