Your Arizona Digestive Health doctor might order an esophagogastroduodenoscopy test if you have Crohn's disease or liver cirrhosis to help monitor these medical concerns. Additionally, an EGD test may be requested should you experience: Tarry or black stool Vomiting of blood Heartburn Pain or discomfort in the upper abdomen Trouble swallowing Unintentional loss of weight Persistent nausea