Mar 26, 2011 - surgery. Methods We analysed copper and zinc serum levels in a cohort of 141 patients, 52 who underwent Roux-en-Y gastric bypass (RYGB) ...
OBES SURG (2011) 21:744–750 DOI 10.1007/s11695-011-0389-y
CLINICAL RESEARCH
Copper and Zinc Serum Levels after Derivative Bariatric Surgery: Differences Between Roux-en-Y Gastric Bypass and Biliopancreatic Diversion José A. Balsa & José I. Botella-Carretero & Jesús M. Gómez-Martín & Roberto Peromingo & Francisco Arrieta & Carmen Santiuste & Isabel Zamarrón & Clotilde Vázquez
Published online: 26 March 2011 # Springer Science+Business Media, LLC 2011
Abstract Background There are limited data on the prevalence of copper and zinc deficiency in the long term after bariatric surgery. Methods We analysed copper and zinc serum levels in a cohort of 141 patients, 52 who underwent Roux-en-Y gastric bypass (RYGB) and 89 biliopancreatic diversion (BPD), with a follow-up of 5 years. Results Mean copper level was significantly lower in the BPD group (P