19 results
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
• Thiamine - Nausea ... ataxia), Korsakoff syndrome ... • Vitamin B12 ... - Macrocytic anemia ... differential #diagnosis #bariatric
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Approach - MCV) Low ... Megaloblastic: Vitamin ... B12 deficiency, ... Myelodysplastic syndrome ... differential #diagnosis #causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... - Low Serum B12 ... Myelodysplastic Syndromes ... Diagnosis #Algorithm #Causes ... #Hematology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... • Common Causes ... gastric acidity, medications ... conditions, surgeries (bariatric ... Check for IF ab Treatment
Complications after Bariatric Surgery
Post Bariatric Intestinal Failure:
 • Severe protein malnutrition after bariatric surgery
 • More
Consider refeeding syndrome ... hyperglycemia and vitamin ... Tx: Small and low ... Gastric bypass causes ... and Hepatology
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low ... vitamin B12 intake ... Autoimmune - Pernicious anaemia ... and Sjögren's syndrome
Nutrient Deficiencies and Supplementation Post Gastric Bypass Surgery
Nutrient Deficiencies:
 • Most frequent in the malabsorptive surgeries
folate, iron, B12 ... • Persistent nausea ... and Hepatology ... Bypass #Surgery #bariatric ... #nutrition #Vitamin
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
and petechiae Causes ... - Antithyroid medications ... Treatment: ... may result from low ... #oncology #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Out Secondary Causes ... • Nutritional: vitamin ... B12 or folic acid ... factor (GCSF) treatments ... #diagnosis #hematology
Causes of Anemia in Cirrhosis - Differential Diagnosis Framework
LOW RETIC INDEX - ↓ PRODUCTION
 • Vitamin
Causes of Anemia ... PRODUCTION • Vitamin ... B12 deficiency, ... Destruction: Zieve's syndrome ... Differential #Diagnosis #Hepatology