129 results
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Differential Diagnosis Algorithm ... loss of sites of absorption ... Differential #Diagnosis #Causes ... #Fe #algorithm
Causes of Hyperferritinemia - Differential Diagnosis
Ferritin > 1000
Ferritin is the storage form of iron. Increased hepcidin
storage form of iron ... increased GI absorption ... of iron. ... Iron overload - ... differentiate iron
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Vitamin C • ↓ Absorption ... Others: Hemolysis, Iron ... @drkeithsiau #Iron ... #Deficiency #Causes
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
Iron Deficiency ... → Inflammation causes ... absorption and ... Treatment - IV Iron ... endpoint of all-cause
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Steroids • Reduced absorption ... IBD, cancer) #Iron ... differential #diagnosis #causes
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Differential Diagnosis Algorithm ... Decreased intake/absorption ... into cells - Acute ... Catecholamines - Acute ... #causes #nephrology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Miscellaneous - Bone Resorption ... - Calcium Reabsorption ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... Infectious: • Acute ... malignancy • Iron ... #Causes #Hematology
Causes of Acute Pelvic Pain - Differential Diagnosis Algorithm
Non-Gynecologic:
• Genitourinary (Infection, Stone)
• Gastrointestinal (Appendicitis, Gastroenteritis, Diverticulitis,
Causes of Acute ... Differential Diagnosis Algorithm ... • Spontaneous abortion ... Hydrosalpinx #Acute ... #Causes #OBGyn
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... Blood Loss • Acute ... MCH, MCHC, Serum Iron ... Reticulocytes • Iron ... #Causes #Hematology