11 results
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
After Gastric Bypass ... • Thiamine - Nausea ... Trace Minerals: • Iron ... Deficiencies #Gastric #Bypass ... #vitamin #nutrition
Prevalence of Common Nutritional Deficiencies and Supplement Recommendations in Bariatric Patients 
Calcium, Vitamin B1 (thiamine), Vitamin
Prevalence of Common Nutritional ... A,Vitamin D, Vitamin ... E, Vitamin K, Iron ... Bariatric #Gastric #Bypass ... #Nutritional #Deficiencies
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
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Polyphenol / tannins, ↓ Vitamin ... C • ↓ Absorption ... differential #diagnosis #anemia ... #nutrition
Nutrient Deficiencies and Supplementation Post Gastric Bypass Surgery
Nutrient Deficiencies:
 • Most frequent in the malabsorptive surgeries
Supplementation Post Gastric Bypass ... Vit D, folate, iron ... • Persistent nausea ... Supplementation #Gastric #Bypass ... #Vitamin
5 D's Mnemonic for Causes of Iron Deficiency Anemia (IDA)
Diet - lacking iron, vitamin C, too
D's Mnemonic for Causes ... Anemia (IDA) Diet ... vitamin C, too ... absorption Decreased ... #Causes
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
persons with poor nutrition ... breath, wasting, anemia ... Loss of teeth Anemia ... can lead to iron ... , or any other cause
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
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
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... • Common Causes ... PA - impaired absorption ... @taleanski #Vitamin ... diagnosis #management #nutrition