Which of the following is not a feature of Crohn’s disease?: (A) Continous lesions, (B) Non-caseating granulomas are present, (C) Backwash ileitis may be associated with Crohn’s disease, (D) Cobblestone appearance
Answer is A. Ref. Robbins Pathology. 9th edition. Page. 798
 
Crohns Disease

Present with skip lesions
Earliest lesion – Aphthous ulcers
Can involve whole of GIT – Form oral cavity to amus
Smoking is a risk factor
Fissure, fistula seen
Stricture seen
Gross features – Creeping pad of fat, Cobblestone appearance
Microscopy - Non caseating granuloma under microscopy, Transmural inflammation