1. A medical procedure in which a thin, flexible tube with a camera is inserted through the mouth into the stomach to examine the stomach lining and diagnose or treat digestive problems.
Usage: Medical/clinical term; Also called an upper endoscopy

Examples

• The doctor recommended a gastroscopy to investigate the patient's persistent stomach pain.
• During the gastroscopy, the physician was able to identify and remove a small polyp.
• Patients typically receive sedation before undergoing a gastroscopy.
• The gastroscopy revealed inflammation in the stomach lining consistent with gastritis.
• After the gastroscopy, the patient was monitored in recovery for several hours.
• A gastroscopy is often used to diagnose ulcers and other gastrointestinal conditions.