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BACKGROUND Ulcerative colitis (UC) is a disease of unknown etiology characterized by chronic and superficial inflammation of colorectum. Chromoendoscopy has been informed as a method to improve(More)
INTRODUCTION AND AIM Endoscopic treatment is the best option for patients with postsurgical stricture of main biliary duct. There is scarce information about the incidence of post-endoscopic(More)
BACKGROUND AND AIM To compare the efficacy and tolerability of a low-volume (2-L) polyethylene glycol (PEG) regimen for colonoscopy compared to single (4-L) or split-dose (2-L + 2-L) regimens. (More)
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