Introduction. The role of esophagogastroduodenoscopy (EGDS) is reflected in the evaluation of various symptoms and signs of numerous organic disorders such as ulcer disease, reflux disease, diverticula, achalasia and tumors of the upper gastrointestinal tract, but also in the exclusion of the same conditions in patients, the basis of which is a fun...

By Marija Marković, Mladen Maksić, Jelena Živić, Nebojša Igrutinović, Željko Todorović, Nataša Zdravković