This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Radiology
'Thumb print' appearance on Barium enema is found in: September 2003 
Select and explain. 
A. Volvulus, B. Gastric ulcer, C. Bowel ischemia, D. Intussusception
C: Bowel ischemia
Answer: C: Bowel ischemia 
Explanation: Ans. C i.e. Bowel ischemia