ob0003p2 | All items | OU2021
Boharoon Hessa
, Miras Alexander
Introduction: It is known that bariatric operations cause nutritional deficiencies especially calcium and vitamin D. Reported hypocalcemia after bariatric surgery ranges from 1% after Roux-en-Y gastric bypass (RYGB) to 25% after bilio-pancreatic diversion-duodenal switch. This is mainly the result of bypassing the preferential sites for calcium and vitamin D absorption. Apart from the bariatric operations, hypocalcemia commonly...