You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is In Crohn's disease NOT seen is and explain in detail?
(C) Endomycelial antibodies # Pathological features of Crohn's disease: Starts in terminal ileum as ulcerations of intestines in 60% cases inflammatory edema with mucosal ulcers& fibrotic thickening results in hose pipe rigidity Mesenteric nodes are enlarged & calcified Intense infiltration of mononuclear Skip areas Caseation is absent Stricture causing obstruction