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The gastric bypass group had an average peak alcohol breath level of 0.08%, whereas the control group had an average peak alcohol breath level of 0.05%. It took an average of 108 minutes for the gastric bypass patients group to return to an alcohol breath of zero, while it took the control group an average of 72 minutes. [journal 15]
Deficiencies of micronutrients like iron (15%), vitamin D, vitamin B12, fat-soluble vitamins, thiamine, and folate are common after bariatric procedures. [ 27 ] [ 29 ] Such deficiencies are potentiated by alterations in absorption and lack of appetite and often require supplementation.
Bypass of the terminal ileum, which is the specific site of vitamin B 12 absorption, leads to Vitamin B 12 deficiency with a specific peripheral neuropathy. Vitamin A deficiency can induce night blindness. Calcium oxalate renal stones occur commonly following JIB, along with increased colonic absorption of oxalate. The colonic absorption of ...
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The oral daily dose far exceeds the vitamin requirement because the normal transporter protein-mediated absorption is absent, leaving only very inefficient intestinal passive absorption. [57] [58] Injection side effects include skin rash, itching, chills, fever, hot flushes, nausea and dizziness. Oral maintenance treatment avoids this problem ...
Low serum levels of Vitamin B12, Vitamin A, Vitamin D, Vitamin E, and Vitamin K are common nutritional deficiencies after the surgery. 1000 mg of Vitamin B12 is recommended monthly, and supplements of vitamins and minerals are also recommended for the first half to full year after the surgery until the rapid weight loss period has passed.
Cyanocobalamin is a form of vitamin B 12 used to treat and prevent vitamin B 12 deficiency except in the presence of cyanide toxicity. [7] [8] [2] The deficiency may occur in pernicious anemia, following surgical removal of the stomach, with fish tapeworm, or due to bowel cancer.
Ileojejunal bypass, in which the digestive tract is rerouted to bypass the small intestine, was an experimental surgery designed as a remedy for morbid obesity. The effects of liposuction on obesity are less well determined. Some small studies show benefits [89] while others show none. [90]