Cryptitis

thumb|upright=0.75|right|Micrograph showing cryptitis in a case of [[Crohn's disease. H&E stain.]] In histology, cryptitis refers to inflammation of an intestinal crypt.

Cryptitis is a non-specific histopathologic finding that is seen in several conditions, e.g. inflammatory bowel disease, diverticular disease, radiation colitis, infectious colitis.