endoscopy: Quick Facts

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Last updated

Sep. 25, 2026

Photos and Videos

Precancerous growth in a human colon

Watch a physician perform an endoscopy using coherent optic fibres to examine a patient's interior

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Topics

proctoscope laryngoscope colonoscopy bronchoscopy endoscope cystoscope colonoscope proctosigmoidoscope mediastinoscopy laparoscopy genetic testing cardiac catheterization lung ventilation/perfusion scan electrocardiography electroencephalography thoracentesis ultrasound myocardial perfusion imaging angiography malabsorption test

A Yorkshire terrier dressed up as a veterinarian or doctor on a white background. (dogs)

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