Intussusception is a medical condition in which a part of the intestine folds into the section next Intussusception occurs more commonly in children than adults. in the differential diagnosis of children passing any type of bloody stool. may be indicated to check for intestinal obstruction or free intraperitoneal gas. BACKGROUND. Intussusception is a rare cause of abdominal pain in adults symptoms and had passed bowel motions with no difficulty earlier that day. respond to. Following i.v. fluids, blood gas analysis showed a.