10 results
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Elite athletes • Chronic ... ): GI cancers, Donations ... Bleeding, Edema, Celiac ... #differential # ... diagnosis #causes
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... with anemia, diagnose ... inflammation or chronic ... tests Test for celiac ... disease with serology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Anemia - Differential ... Diagnosis Algorithm ... • Blood loss: GI ... - Structural: Celiac ... disease, Tropical
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Drugs, H pylori, Celiac ... Inflammation: IBD, Chronic ... disease (↑ hepcidin ... Deficiency #Causes #differential ... #diagnosis #anemia
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
- Differential ... Diagnosis Algorithm ... • Blood loss: GI ... kidney disease, ... of absorption): Celiac
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... disorders • Celiac ... disease Tissue ... malignancy • Iron ... deficiency anemia
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Differential Diagnosis ... and Evaluation ... onset (acute vs. chronic ... #EM #IM #Nephro ... #Algorithm #Ddxof
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... have had prior evaluations ... ischemia • GI ... poisoning • Celiac ... #Causes #Differential
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... certain foods or meds ... disease Inflammatory ... #differential # ... testing #evaluation
Anemia of Hospitalization - Pathophysiology

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

Interestingly,
during clinical evaluations ... procedures • Iron ... of renal disease ... issues other than GI ... pathophysiology #differential