One of multiple names for colitis. Which in general represents itself as an alteration in the movements of the large intestine (also called colon), which produces main alterations as abdominal distension (many abdominal gases), the sensation to evacuate without producing a stool, alternating periods of diarrhoea and constipation, chronic cases of diarrhoea or constipation, abdominal pain that mainly gets to be very intense in the lower part of the abdomen, colic/spasm pains, oppressiveness and sometimes incapacitating the person completely.