Residual intestinal barium

The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body. [Source: Wikipedia ]

May Be Caused by

Common: Barium in appendix; Barium in diverticula; Fecal impaction; Gastric obstruction; Nonobstructive ileus
Uncommon: Aganglionosis of colon; Blind loop syndrome; Chagas disease; Cryptosporidiosis; Drug; Duplication of intestine; Hirschsprung disease; Hypothyroidism; Infantile hypothyroidism; Meckel diverticulum; Perforation of intestine; Postoperative state; Scleroderma; Stricture of intestine