CASE 157

History: A 67-year-old man presents for evaluation of choking episodes.

1. What should be included in the differential diagnosis of the imaging finding shown in Figure A? (Choose all that apply.)

A. Bezoar

B. Large polyp

C. Diverticulum

D. Linitis plastica

E. Poor preparation

2. The stomach has an abnormal configuration as a result of previous surgery. What operation has been performed?

A. Billroth I operation

B. Billroth II operation

C. Whipple operation

D. Sleeve gastrectomy

3. Which of the following is the most common material found in bezoars?

A. Persimmon fruit

B. Vegetable fiber

C. Psyllium fiber

D. Hair

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