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[Therapy of morbid obesity--is the surgeon consulted?].

The surgical treatment of morbid obesity overlooks now more than 25 years beginning with the jejunocolostomy reaching to the vertical banded gastroplasty in any of the various modifications. Despite effective weight loss there are some dangerous complications, even in the long-term run. Though the surgical therapy of extreme obesity should be carried out restrictively and only in the correct indication according to the rules of the bariatric society or the National Consensus Conference.