Fig. 2From: Gastrointestinal bleeding in children: diagnostic approachProposed algorithm for the approach to children with moderate-severe melena or hematochezia. Legend: aUS: Ultrasonography; bCT: Computed Tomography; cEGDS: Esophagogastroduodenoscopy; dOGIB: Obscure Gastrointestinal BleedingBack to article page