examination of the inside of the stomach using a gastroscope passed through the mouth and esophagus. a gastroscope is a thin, tube-like instrument with a light and a lens for viewing. it may also have a tool to remove tissue to be checked under a microscope for signs of disease. also called upper endoscopy.
出典:Wiktionary
出典:『Wiktionary』 (2025/09/01 20:35 UTC 版)
gastroscopy (countable and uncountable, plural gastroscopies)