Intestinal inflammation refers to a condition where there is irritation, redness and swelling in the lining of the intestines. This can be caused by various factors such as infection, food allergies or sensitivities, autoimmune diseases, or reactions to certain medications. The inflammation can lead to symptoms like abdominal pain, diarrhea, bloating and fever. Intestinal inflammation is a serious condition that requires medical attention and treatment to prevent complications such as malnutrition or perforation of the intestines.