Meckel’s diverticulum
Meckel’s diverticulum, diverticulum ilei Definition/Introduction A Meckel’s diverticulum is a bulge (diverticulum) of the ileum or the jejunum. This bulge originates from embryonic development and represents a remnant (relic) of the yolk duct (Ductus omphaloentericus). The yolk duct is the embryonic connection between the yolk sac and the intestinal tube and usually (physiologically) recedes in … Meckel’s diverticulum