CASE 113
1. What are potential etiologies of the abnormality seen on the frontal radiograph? (Choose all that apply.)
A. Lymphoma
B. Lung cancer
2. Based on the CT scan, which portion of the aorta is most abnormal?
A. Ascending
B. Arch
C. Descending
D. Abdominal
3. What is the most likely diagnosis of the arch abnormality?