23 results
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Drugs, H pylori, Celiac ... disease (↑ hepcidin ... metabolism disorders ... #differential #diagnosis
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
of Iron Deficiency ... iron deficiency ... inflammation or chronic ... tests Test for celiac ... disease with serology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... • Rheumatic disorders ... • Celiac disease ... malignancy • Iron ... deficiency anemia
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Elite athletes • Chronic ... Bleeding, Edema, Celiac ... ) #Iron #Deficiency ... #differential #diagnosis
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Underproduction Diagnostic ... Algorithm - Iron ... deficiency anemia ... kidney disease ... Probable bone marrow disorder
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... - Differential Diagnosis ... kidney disease, ... of absorption): Celiac ... disease, Bypass
Causes of Constipation - Differential Diagnosis Framework
 • Motility: Diet, IBS-C, Colonic inertia, Pelvic floor disorders,
- Differential Diagnosis ... , Pelvic floor disorders ... stabilizers, Diuretics, Iron ... : Scleroderma, Coeliac ... #Differential #Diagnosis
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Thalassemia, Iron ... , Chronic disease ... Unstable hemoglobin disorders ... elliptocytosis, Severe iron ... #differential #diagnosis
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... RBCs on Smear • Chronic ... MCH, MCHC, Serum Iron ... Deficiency • ... Disease • Marrow
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory Evaluation ... differentiate between disorders ... - Vitamin D deficiency ... - Chronic kidney ... disease #Hypocalcemia