Definitions for "Endoscopic Ultrasound"
Keywords:  ultrasound, biopsy, probe, eus, tract
(en-doh-SKAH-pik...) EUS. A procedure in which an endoscope is inserted into the body. An endoscope is a thin, tube-like instrument that has a light and a lens for viewing. A probe at the end of the endoscope is used to bounce high-energy sound waves (ultrasound) off internal organs to make a picture (sonogram). Also called endosonography.
A procedure that combines endoscopy and ultrasound and allows a doctor to obtain images and information about the digestive tract and the surrounding tissue and organs.
EUS combines ultrasound and endoscopy so that doctors can see the amount of cancer in nearby tissues.