What is diverticulitis and what cause it?

Out-pouches colon: Colon is a long tube, and sometimes it gets "out-pouches, big or small. Pressure in the colon causes them. They can hurt, get infected or bleed. Can sometime controll eith meds and diet. Sometimes may need surgery.

Hole in the Colon: Diverticuli are little pockets that form in weak spots of the wall of the colon, usually assc w/low-fiber western diets. These pockets are prone to rupturing (esp on the left side), out of which the bacteria-laden colon contents comes out, causing inflammation. Depending on the size of the hole and how well the body seals it closed, one can have mild infections or life-threatening ones.

Diverticulitis: Assuming you have diverticulosis in the first place, the symptoms of diverticulitis would include fever, chills, sweats, nausea, diarrhea and abdominal pains usually either in the lower left or lower right aspect. Diverticulitis comes from a ruptured diverticulum.