What is endoscopic ultrasound or EUS? Endoscopic ultrasound or EUS is a minimally invasive procedure that uses an endoscope along with high-frequency sound wave technology (Ultrasound) to diagnose lesions of the gastrointestinal tract and intestines. or more The camera is a small, light tube and the tip is equipped with a small ultrasound machine. can … Continue reading Benefit of Endoscopic Ultrasound: Diagnosis and Procedure with Samitivej Hospital Gastrointestinal Specialists