endoscopy
n. C / Un. a medical test where a doctor uses a thin, flexible tube with a camera to look inside your body. It helps them check your stomach, throat, or other organs for problems.
n. a medical procedure involving the use of an endoscope to examine the interior of a hollow organ or cavity of the body. Often used for diagnostic or therapeutic purposes in gastroenterology and pulmonology.
The doctor performed an endoscopy to check my stomach.
After experiencing persistent heartburn, the patient underwent an endoscopy to determine if there was any damage to the esophagus.
Advances in fiber-optic technology have made endoscopy a minimally invasive alternative to traditional surgery, allowing surgeons to visualize and treat internal pathologies with high precision.
From endo- + -scopy.