Xavier Dray

BACKGROUND: Biological treatment in inflammatory bowel disease (IBD) patients is currently hampered by high non-response rates. To enhance personalized medicine and predict response to biological therapeutics such as vedolizumab, the working mechanism should be elucidated…

BACKGROUND AND AIMS: Heyde syndrome is the co-occurrence of aortic stenosis and gastrointestinal bleeding secondary to angiodysplasias…

Missed lesions are common during standard colonoscopy and are correlated with post-colonoscopy colorectal cancer (PCCRC). Contrast enhanced technologies have recently been developed to improve polyp detection…