Normal diet with some home-cooked food is fine. If you usually have a bad stomach and intestines and poor digestive function, you should eat some easy-to-digest food, such as porridge and other fluids, green vegetables and fruits can be eaten.
Generally patients eat three normal meals a day before, but the day of the examination need to fasting, fasting and water. Throughout the night plus the morning without eating, the stomach usually no food remains. However, for patients with gastric outflow tract obstruction, fasting is required for 2~3 days before gastroscopy.
Doing gastroscopy on an empty stomach can avoid complications such as aspiration pneumonia caused by reflux of gastric contents, and it is also easier to observe and make the diagnosis more reliable. You should not eat immediately after gastroscopy, but follow the doctor’s advice to resume eating.
Gastroscopy is an important tool for the diagnosis and treatment of upper gastrointestinal tract diseases. It is safe and accurate, and can visualize and biopsy mucosal lesions.