Upper GI and Ulcer Bleeding: American College of Gastroenterology Clinical Guideline for Upper GI and Ulcer Bleeding (2021)

This guideline summary provides recommendations for the management of patients who present with hematemesis, melena, or hematochezia. It includes strategies from time of first presentation to endoscopy, if warranted, and post-endoscopy, when the cause is a bleeding ulcer, which is the most common cause of UGIB.