Microscopic colitis from the standpoint of modern gastroenterology

Microscopic colitis is a chronic inflammatory bowel disease of unknown etiology, characterized by chronic watery diarrhea, the absence of macroscopic signs of colon lesions in the presence of specific pathological changes. This review article presents the current view on microscopic colitis, including its definition, epidemiology, risk factors, clinical manifestations, diagnostic criteria and treatment tactics according to the last European clinical guidelines UEG/EMCG (2021).