intussusception

• 75% in kids <2 y/o
  • ileocolic (75%), ileo-ileocolic (15%)
  • 90% idiopathic
  • leading point: lymphoid tissue (possibly increased 2' to enteritis)

• in older kids + adults (ileo- or colocolic)
  • Meckel diverticulum
  • Peyer's patches
  • lymphoma
  • large mesenteric nodes
  • duplications
  • polyps

• "currant jelly" stools
• "coiled spring" on BE
• ** transient intussusception: a/w sprue

© 2002, C.E. Kahn, Jr.
2002-04-18