Child with punctate opacities in the colonByLuke J Pasick, BS, MS3,Elizabeth M Imboden, MD, FAAPApril 1st 2019An 11-year-old male presents to the emergency department (ED) with complaint of 2 days of focal, crampy, periumbilical abdominal pain associated with anorexia, fever, and 1 episode of emesis. What's the diagnosis?