Could you explain what is diverticulitis what are its symptoms?

Disease of rich: Developed nations , due to processed food , lack of roughage and fibre in the diet could be the cause , not prevalent in developing nations , the mucous membrane of colon bubbles out , with out muscle wall , may rupture in to peritoneum resulting massive infection in some , usually present left lower quadrant pains , constipation and fever.

Diverticulitis: Diverticula are like wrinkles in lining of intestine, common in old people .They commonly cause no symptoms, and in most cases no treatment is needed, n some cases, one or more diverticula become infected to cause diverticulitis present with pain abdomen, fever , nausea, constipation or diarrhoea . http://patient.info/health/diverticula-including-diverticulosis-diverticular-disease-and-divertic