19 results
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
After Gastric Bypass ... • Thiamine - Nausea ... Folate - Macrocytic anemia ... Deficiencies #Gastric #Bypass ... #vitamin #nutrition
Nutrient Absorption After Gastric Bypass Surgery

#Diagnosis #Absorption #Nutrient #Mineral #Vitamin #Gastric #Bypass #Duodenum #Ileum #Jejunum #Location
Nutrient Absorption ... After Gastric Bypass ... Surgery #Diagnosis ... #Mineral #Vitamin ... #Gastric #Bypass
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... Stomach: Pernicious anemia ... , Bypass/gastrectomy ... BrighamChiefs #Vitamin ... differential #diagnosis #causes
Prevention and Treatment of Nutritional Complications after Bariatric Surgery
Types of Bariatric Surgery:
 • Adjustable Gastric Banding
and Treatment of Nutritional ... Roux-en-Y Gastric Bypass ... anastomosis) Gastric Bypass ... Liver Disease • Vitamin ... Complications #Nutrition
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Polyphenol / tannins, ↓ Vitamin ... C • ↓ Absorption ... : Gastritis, Surgery ... differential #diagnosis #anemia ... #nutrition
Nutrient Deficiencies and Supplementation Post Gastric Bypass Surgery
Nutrient Deficiencies:
 • Most frequent in the malabsorptive surgeries
Supplementation Post Gastric Bypass ... Surgery Nutrient ... • Persistent nausea ... Supplementation #Gastric #Bypass ... #Vitamin
Causes of Hypocalcemia - Differential Diagnosis
Decreased calcium absorption
 • Vitamin D deficiency
    -
Causes of Hypocalcemia ... Decreased calcium absorption ... • Vitamin D deficiency ... - Intestinal bypass ... Differential #Diagnosis #Causes
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Steroids • Reduced absorption ... gastritis, Bariatric surgery ... differential #diagnosis #causes ... #nutrition
Complications after Bariatric Surgery
Post Bariatric Intestinal Failure:
 • Severe protein malnutrition after bariatric surgery
 • More
common after distal bypass ... hyperglycemia and vitamin ... causes increased ... free • ↑ oxalate absorption ... an option for bypass
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... menses), Epistaxis, Surgery ... loss of sites of absorption ... Celiac disease, Bypass ... Differential #Diagnosis #Causes