Colitis - group of the diseases, described an acute and chronic inflammation of a mucosa of a colon.

Colitis ischemic - the segmentary lesion of a colon caused by disturbance of its blood supply. The area of splenic curvature, less often - cross-section colonic, descending and sigmoid intestines is more often amazed.

Etiology, pathogenesis: a lesion of the bottom mesenteric artery at the elderly faces, suffering an atherosclerosis; contributing factor is anatomic feature of an output of this artery under an acute angle from an aorta.

Signs, current. The gangrenous (necrotic) form arises at a full occlusion of the bottom mesenteric artery, is shown by an attack of sharp pains in the left half of stomach, attributes of an intestinal obstruction, a rectal bleeding and then a peritonitis. The transient incidental form - « an alternating lameness of an intestine » - is observed at a partial occlusion of this artery; it is shown by a pain in the left half of stomach or the epigastriums, arising at once or soon after meal, a diarrhea, an abdominal distention, sometimes a vomiting. Growing thin can gradually develop.

The colitis acute usually happens widespread, (gastroenterocolitis) is often combined with a simultaneous acute inflammation of a mucosa of a small bowel (an acute coloenteritis), and sometimes and a stomach.

Signs, current. Was acutely there is a pain of pulling or spastic character, rumbling in a stomach, loss of appetite, diarrheas, the general malaise. A feces liquid with an impurity of slime.

Colitis chronic - a chronic inflammatory lesion of a colon. (Coloenteritis) and a stomach is quite often combined with an inflammatory lesion of a small bowel.

Signs, current. The total lesion of all colon is more often observed. The basic signs are disturbance of a chair (chronic diarrhea or a constipation), a pain in various departments of a stomach, a meteorism, dyspeptic frustration. In most cases, especially at a right-hand colitis, diarrheas prevail - the defecation arises till 10-15 time and more in day, alternating diarrhea and a constipation is quite often observed.