Publications by authors named "U Naef"

Objective: To evaluate the effects of laparoscopic adjustable gastric banding (LAGB) on esophageal dysfunction over the long term in a prospective study, based on a 12-year experience.

Background: Esophageal motility disorders and dilatation after LAGB have been reported. However, only a few studies present long-term follow-up data.

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Laparoscopic adjustable gastric banding (LAGB) has been considered by many as the treatment of choice for morbid obesity because of its simplicity and encouraging early results. The aim of this prospective study was to critically assess the effects, complications, and outcome after LAGB in the long-term, based on a 12-year experience. Between June 1998 and June 2009, all patients with implantation of a LAGB have been enrolled in a prospective clinical trial.

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Background: Bariatric surgery is currently the only effective treatment for morbid obesity in terms of inducing and maintaining satisfactory weight loss and decreasing weight-related co-morbidities. A study was conducted to assess the effects, complications and outcome after laparoscopic Swedish adjustable gastric banding (SAGB) to 5 years.

Methods: Between June 1998 and December 2005, all patients with implantation of a SAGB were enrolled in a prospective clinical trial.

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There is much confusion over which malaria chemoprophylaxis should be used in areas such as East Africa. We did two consecutive studies between 1985 and 1991 to assess the efficacy and side-effects of malaria chemoprophylaxis in short-term travellers to East Africa. All passengers returning from Kenya to Europe received an in-flight questionnaire and a second one three months later.

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