Snapshot A 2-year-old girl presents to her pediatrician with 1 week of low-grade fevers, initially watery diarrhea which became bloody today, and abdominal pain. Her parents report that when they saw some blood in the diarrhea, they were alarmed and decided to bring her in. On physical exam, the girl has sunken eyes and dry mucous membranes. Her belly is tender to palpation in the right lower quadrant. A bedside abdominal ultrasound shows a normal appendix. A stool sample is sent for studies. Meanwhile, she is given supportive care for treatment. Introduction Classification login to view 8 more bullets Epidemiology login to view 8 more bullets Pathogenesis login to view 3 more bullets Associated conditions login to view 2 more bullets Prognosis login to view 1 more bullet Presentation Symptoms login to view 5 more bullets Physical exam login to view 2 more bullets Imaging Abdominal computed tomography (CT) login to view 4 more bullets Studies Labs login to view 3 more bullets Making the diagnosis login to view 1 more bullet Differential Acute appendicitis login to view 2 more bullets Treatment Management approach login to view 2 more bullets Conservative login to view 5 more bullets Medical login to view 9 more bullets Complications Mesenteric vessel thrombosis and necrotic bowel Intussusception