15 results
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
After Gastric Bypass ... : • Vitamin A - ... • Thiamine - Nausea ... Deficiencies #Gastric #Bypass ... #vitamin #nutrition
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... Pernicious anemia, Bypass ... BrighamChiefs #Vitamin ... differential #diagnosis #causes
Nutrient Deficiencies and Supplementation Post Gastric Bypass Surgery
Nutrient Deficiencies:
 • Most frequent in the malabsorptive surgeries
Supplementation Post Gastric Bypass ... • Persistent nausea ... Supplementation #Gastric #Bypass ... gastroenterology #nutrition ... #Vitamin
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Polyphenol / tannins, ↓ Vitamin ... C • ↓ Absorption ... Iron #Deficiency #Causes ... diagnosis #anemia #nutrition
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
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
Electrolyte/fluid shifts caused ... initiation of nutrition ... Hypo-Mg2+ • Vitamin ... • Pellagra • Vitamin ... Differential #Diagnosis #Pathophysiology
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
persons with poor nutrition ... , or any other cause ... weeks #Scurvy #Pathophysiology ... #Pathophysiology ... #Nutrition #Diagnosis
Causes of B12 deficiency. 

This great diagram shows normal absorption and outlines most possible causes. At
Causes of B12 deficiency ... diagram shows normal absorption ... most possible causes ... The vitamin B12 ... #Diagnosis #Pathophysiology
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
Copper Deficiency - Mechanisms
There are 2 main mechanisms of copper deficiency
Decreased intake from:
 - Gastric bypass,
from: - Gastric bypass ... Celiac which reduce absorption ... Copper #Deficiency #Causes ... differential #diagnosis #pathophysiology