Clinical practice guidelines are developed under the guidance of the American Gastroenterological Association (AGA) Institute Clinical Guideline Committee and provide evidence-based recommendations for clinical practice in the field of gastroenterology. The clinical practice guidelines and related Clinical Decision Support Tools support evidence-based clinical decision making by gastroenterologists and other health-care professionals at the point of care. The information that follows presents important content from those guidelines in a way that will help patients better understand AGA’s recommendations for evaluating, diagnosing, or managing a condition.