ACUTE GASTROINTESTINAL-BLEEDING

Acute pediatric gastrointestinal bleeding can originate from any point along the alirnentary canal. Differential diagnoses tend to duster by patient age and clinical history. This article discusses the many cau ses of acute gastrointestinal bleeding, in anatomic progression, with attention to current radiologic imaging techniques. Although the preci se diagnosis is not always afforded by imaging, it is a valuable tool preoperatively and as a guide to percutaneous intervention.