TY - CHAP M1 - Book, Section TI - Diverticulosis A1 - Doherty, Gerard M. PY - 2010 T2 - Quick Answers Surgery AB - • Diverticula are more common in the colon than in any other portion of the GI tract• Diverticulosis: the presence of multiple false diverticula• Colonic diverticula are acquired and are classified as false because they consist of mucosa and submucosa that have herniated through the muscular coats• Colonic diverticula are pulsion (rather than traction) diverticula because they are pushed out by intraluminal pressure• They vary from a few millimeters to several centimeters in diameter; the necks may be narrow or wide; and some contain inspissated fecal matter• Cultural factors, especially diet, play an important etiologic role -Chief among the dietary influences is the fiber content of foods.• The pathogenesis of diverticula requires defects in the colonic wall and increased pressure in the lumen relative to the serosal surface SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/03/29 UR - accesssurgery.mhmedical.com/content.aspx?aid=58109076 ER -