Laparoscopic Roux-en-Y gastric bypass or vertical sleeve gastrectomy: a weighty decision

Emma J. Osland, Muhammed Ashraf Memon


The prevalence of obesity has tripled internationally in the last four decades, affecting an estimated 650 million of the world’s population (1). Obesity is well recognised as an independent risk factor for the development of chronic conditions such as cardiovascular disease and diabetes, as well as some forms of cancer (1).