Colonoscopy is the best imaging device currently available for the detection of lesions in the large bowel, but may be an imperfect tool against colon cancer. Because recent guidelines for…

New high-resolution colonoscopes and filter technologies are allowing us to visualize more lesions and better characterize lesions within the gastrointestinal tract. In light of recent findings that flat and serrated…

Recent progress of the data processing applied to ultrasonographic (US) examination has made it possible to develop new software. The US workstation of the last generation thus incorporated in their…

In the evaluation of biliary diseases, cholangioscopy is considered as complementary procedure to radiographic imaging. Direct visualization of the bile duct is the premier advantage of cholangioscopy over indirect imaging…

Video capsule endoscopy (VCE) that was launched 10 years ago has become a first-line procedure for examining the small bowel, especially in the case of obscure gastrointestinal bleeding. Other major…

Nowadays, 5 nonsurgical flexible endoscopic techniques are available for small bowel endoscopy: push enteroscopy (PE), balloon-assisted enteroscopy using 2 balloons (double-balloon enteroscopy [DBE]) or 1 balloon (single-balloon enteroscopy [SBE]), balloon-guided…

Gastric cancer is the third common cancer and is the second leading cause of cancer deaths worldwide. Endoscopy is being increasingly used for gastric cancer screening because of a high…

Endomicroscopy is a remarkable technical advance in gastrointestinal mucosa imaging. In 2003, Kiesslich and colleagues described the first human use of contrast-aided confocal laser endomicroscopy (CLE) as a novel technique…