7 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
with anemia, diagnose ... inflammation or chronic ... tests Test for celiac ... disease with serology ... #Evaluation #workup
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Autoimmune - Pernicious anaemia ... syndrome Food-bound cobalamin ... , coeliac disease ... #low #cobalamin ... #differential #diagnosis
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Elite athletes • Chronic ... Loss (without anaemia ... ): GI cancers, Donations ... Bleeding, Edema, Celiac ... #differential #diagnosis
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
) Deficiency Etiology ... related to IBD, celiac ... disease, other ... total body stores Evaluation ... #Deficiency #diagnosis
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... - Workup Osmotic ... certain foods or meds ... disease Inflammatory ... #testing #evaluation
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
hematology for workup ... Acute hemolysis, deficiency ... anemia, Rebound ... disease, Kawasaki ... • Infections: Chronic
Anemia of Hospitalization - Pathophysiology

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

Interestingly,
phlebotomy/ blood work ... during clinical evaluations ... Iron, folic acid, cobalamine ... of renal disease ... issues other than GI