1) Endoscopic ultrasound 2) Welsh boy name 
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 endoscopic ultrasound and endosonography.
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Type: Term Definitions: 1. Abbreviation for endoscopic ultrasound.
EUS: Endoscopic ultrasound.
Endoscopic ultrasonography
Endoscopic ultrasound: Abbreviated EUS. A procedure that combines endoscopy and ultrasound to obtain images and information about the digestive tract and the surrounding tissue and organs. In EUS a small ultrasound transducer is installed on the tip of the endoscope allowing the transducer to get close to the organs inside the body so the resultant...