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: Pathology
True about ulcerative colitis, all except - 
Select and explain. 
A. Rectum involved, B. Pseudopolyps, C. Pancolitis, D. Noncaseating granuloma
D: Noncaseating granuloma
Answer: D: Noncaseating granuloma 
Explanation: Noncaseating granuloma is seen in Crohn disease.