6 results
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Loss (without anaemia ... ): GI cancers, Donations ... Bleeding, Edema, Celiac ... #differential #diagnosis ... #causes #nutrition
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... with anemia, diagnose ... tests Test for celiac ... Gastrointestinal #Evaluation ... #workup #diagnosis
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Drugs, H pylori, Celiac ... @drkeithsiau #Iron ... #differential #diagnosis ... #anemia #nutrition
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Anemia - Differential ... Diagnosis Algorithm ... • Blood loss: GI ... - Structural: Celiac ... #Deficiency #Anemia
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
skin pallor • GI ... related to IBD, celiac ... total body stores Evaluation ... symptoms • P/E - GI ... #management #nutrition
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
during clinical evaluations ... of unnecessary diagnostic ... procedures • Iron ... issues other than GI ... #differential #diagnosis