12 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... of Iron Deficiency ... iron deficiency ... inflammation or chronic ... tests Test for celiac
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Elite athletes • Chronic ... without anaemia): GI ... Bleeding, Edema, Celiac ... #diagnosis #causes
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... - Differential Diagnosis ... • Blood loss: GI ... of absorption): Celiac ... #Diagnosis #Causes
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Iron Deficiency ... - Differential Diagnosis ... • Blood loss: GI ... - Structural: Celiac ... #Differential #Diagnosis
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Drugs, H pylori, Celiac ... Inflammation: IBD, Chronic ... #Deficiency #Causes ... #differential #diagnosis
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... : • Acute or Chronic ... disorders • Celiac ... malignancy • Iron ... deficiency anemia
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... • IGF-I Deficiency ... Disease • GI ... Celiac, IBD) • ... Chronic UTI) •
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential Diagnosis ... have had prior evaluations ... did not yield a diagnosis ... mesenteric ischemia • GI ... poisoning • Celiac
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... certain foods or meds ... serologic testing for celiac ... Consider testing for celiac ... differential #testing #evaluation
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
- Differential Diagnosis ... • Laboratory evaluation ... weight loss • Chronic ... iron deficiency ... #Differential #Diagnosis