79 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... Foreign Surface (e.g
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... Drugs (antibiotics e.g ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... #Differential #
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... Panhypopituitarism Treatment ... CRF) • Infection ... (e.g. ... endocrinology #causes
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
uptake and storage (eg ... (eg, spirochetal ... infections, infectious ... #unconjugated #differential ... #causes
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... vasoconstriction (e.g ... inhibitors, hepatorenal syndrome ... Post-infectious ... AIN) • Drugs (e.g
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
reaction - Helminth infection ... Lymphoid variant (e.g ... aspergillosis - Viral infections ... (HIV, HTLVI) ... hypereosinophilia #HE #Differential
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential ... • Fanconi's syndrome ... • Post-infectious ... Protein deposition (eg ... Proteinuria #Nephrology #Differential
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Causes of Fat Malabsorption ... - Differential ... — PBC, PSC • Infection ... Cholestatic drugs- e.g ... #Diagnosis #Causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Membrane defects (e.g ... #differential #
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Diagnosis • Infection ... Infected thrombosis, (e.g ... Lemierre's syndrome ... Inflammatory Diseases (e.g