intussusception
Definition
The condition in which one part of the intestine telescopes into another part
Clinical context
A 3-year-old child presents to the emergency department with sudden onset abdominal pain, vomiting, and passage of currant jelly stool. The child appears moderately distressed with intermittent crying and drawing up of the knees. On examination, a palpable abdominal mass is noted in the right upper quadrant.
Mnemonic
INTUSSUSCEPTION - Intestine Telescoping Into Itself