17 results
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
After Gastric Bypass ... ataxia), Korsakoff syndrome ... 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
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 ... Surgery: • Dumping Syndrome ... Liver Disease • Vitamin
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
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Polyphenol / tannins, ↓ Vitamin ... C • ↓ Absorption ... #Deficiency #Causes ... diagnosis #anemia #nutrition
Causes of Hypocalcemia - Differential Diagnosis
Decreased calcium absorption
 • Vitamin D deficiency
    -
Causes of Hypocalcemia ... • Vitamin D deficiency ... Decreased intestinal absorption ... - Intestinal bypass ... Malabsorption Syndromes
Complications after Bariatric Surgery
Post Bariatric Intestinal Failure:
 • Severe protein malnutrition after bariatric surgery
 • More
Consider refeeding syndrome ... hyperglycemia and vitamin ... deficiencies) Dumping Syndrome ... causes increased ... free • ↑ oxalate absorption
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Microcytic" • Iron ... Megaloblastic: Vitamin ... Myelodysplastic syndrome ... differential #diagnosis #causes ... #hematology
Thiamine Deficiency - Differential Diagnosis Framework and Clinical Manifestations

Causes of Thiamine Deficiency:
 • Poor intake:
	- Diets
Manifestations Causes ... TPN - Gastric bypass ... surgery • Poor absorption ... Malnutrition - Gastric bypass ... #beriberi #nutrition
Etiologies of Vitamin B12 Deficiency
 • Inadequate intake - Rare but seen in very strict vegans
decreased B12 absorption ... Metformin blocks B12 absorption ... malabsorption syndromes ... differential #diagnosis #hematology ... #nutrition