Endoscopy has played a key role in the advancement of gastroenterology and other medical disciplines. The area of endoscopic procedure has advanced in the past few years. Endoscopic procedure provides an improved comprehension of pathogenic mechanisms, a description of new entities, and is utilized for early detection, diagnostic processes, and therapeutic procedures. Endoscopy has exceeded its role as an examination technique, and has become an efficient therapeutic tool which is not highly invasive.