Introduction. Inflammatory bowel disease is a complex disease which arises as a result of an interaction between environmental and genetic factors leading to immunological responses and inflammation in the intestine. Aim. To review medical approaches used in inflammatory bowel disorders. Materials and methods. An analysis of literature regarding inflammatory bowel diseases, Leśniowski-Crohn’s disease, ulcerative colitis and mataloproteinases. Results. Current evidence suggests that patients with inflammatory bowel disease may have an elevated risk of endothelial dysfunction and coronary artery disease. Over the past two decades, great advances have been made in our understanding of the interplay between the inflammatory bowel disease. Conclusions. Inflammatory bowel diseases are increasing in Europe. The diagnosis is usually confirmed by biopsies on colonoscopy.