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Journal watch - 05/04/13

Endoscopic Findings of Asymptomatic Patients One Year After Roux-en-Y Gastric Bypass for Treatment of Obesity.

This paper says that it is important to check for abnormalities in gastric bypass patients using upper gastrointestinal endoscopy, even in patients not showing any symptoms of complications – in this study of asymptomatic patients one year after surfery, over a quarter had abnormalities of the oesophagus or stomach, including oesophagitis, hiatal hernias, and anastomotic ulcers. (Full text)

Preoperative fat-free mass: a predictive factor of weight loss after gastric bypass.

Saying that satisfactory weight loss fails to occur in 8-40% of patients following gastric bypass, this paper suggests fat-free mass as a predictive factor for the success of the operation. It describes fat-free mass as “a decisive factor” in the success of gastric bypass, suggesting a formula of 0.5kg weight loss per 1kg of preoperative fat-free mass. (Full text)

Long-term Reflux-Related Symptoms After Bariatric Surgery: Comparison of Sleeve Gastrectomy Versus Laparoscopic Adjustable Gastric Banding.

Sleeve gastrectomy and gastric banding are both free from major reflux-related symptoms, says this study; however, sleeve gastrectomy leads to lower incidence of morning coughing and postprandial coughing than gastric banding. (Full text)

Pericardial Patch Ring Roux-en-Y Gastric Bypass: A Preliminary Report.

This paper reports on a centre’s initial experience using pericardial patches to prevent the dilatation of the pouch after a gastric bypass. It describes the use of the patch as a “safe alternative” to other ringing methods, although says that more research is needed to establish the long-term ramifications. (Full text)