This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastrointestinal Radiology, Subject name: Radiology
This appearance of colon is seen in : 
Select and explain. 
A. Ulcerative colitis, B. Crohn's disease, C. Plummer Vinson syndrome, D. Chiladiti syndrome
A: Ulcerative colitis
Answer: A: Ulcerative colitis 
Explanation: The Lead pipe appearance of the colon is the classical barium enema finding in chronic Ulcerative colitis. Other findings of UC - Fine mucosal granularity, Pseudopolyp.