Marek Lutrzykowski

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Jejunoileal bypass (JIB) is a purely malabsorptive operation, which has been abandoned in the USA and Western Europe due to occasional serious complications. We are still seeing past JIB patients who have become obese again over the years, but are not suffering side-effects of the previous JIB, and are complaining of typical co-morbidities of the obesity.(More)
OBJECTIVE To assess the effect of bariatric surgical treatment of morbid obesity on bone mineral metabolism. METHODS We analyzed pertinent vitamin D and calcium metabolic variables in 136 patients who had undergone a malabsorptive bariatric operation. Measurements of bone mineral density (BMD), serum 25-hydroxyvitamin D (25-OHD), 1,25-dihydroxyvitamin D(More)
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