[Treatment of microscopic colitis - what's new?].

Microscopic colitis (MC) is frequent, although still uncommonly diagnosed, cause of chronic diarrhea. The etiopathology of MC is unknown but this disease has strong influence on patient's quality of life (measured by health-related quality of life - HRQoL). MC is characterized by microscopic abnormalities in large bowel's mucosa whereas endoscopic and radiological examination findings are normal.

[Hygienic hypothesis in immunopathogenesis of inflammatory bowel disease].

Over three last decades, it has been noticed that morbidity of immunology-dependent illnesses, like asthma, inflammatory bowel disease or atopic dermatitis, apparently increased. That is the reason to focus on searching and exploring new ideas which could explain etiopathology of those diseases. In etiopathology the role of environmental factors is particularly emphasized.