An endoscope is a medical tool that doctors use to see inside your body. It is a long tube with a light and a camera at the end, which helps doctors examine and diagnose different parts of your body without having to make big cuts. Full definition
Physicians can also use endoscopes to collect tissue for biopsy in a procedure called «endoscopic ultrasound - guided, fine needle aspiration.» (uchospitals.edu)
Safari has all types of endoscopes for all size of pets and the experience to use them to make an accurate diagnosis for your pet. (safarivet.com)
«To do this, the technique would have to be adapted to work with endoscopes or other tools in development that allow light - based imaging inside the body.» (sciencedaily.com)