152 results
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
Lymphoid variant (e.g ... (HIV, HTLVI) ... - Chronic inflammatory ... 3, DOCK8) - Chronic ... #Differential #Diagnosis
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... Panhypopituitarism Treatment ... CRF) • Infection ... (e.g. ... endocrinology #causes
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 Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... - Differential Diagnosis ... paraneoplastic syndromes ... - Systemic: Chronic ... #Algorithm #Causes
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Causes of Fat Malabsorption ... - Differential Diagnosis ... Cholestatic drugs- e.g ... - Acquired • Chronic ... #Causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Drugs (antibiotics e.g ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... #Differential #Diagnosis
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... • Malignancy Infectious ... Hepatitis • HIV ... • Drug Abuse (e.g ... Fatigue Syndrome
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... - Differential Diagnosis ... : • HIV • EBV ... • Protozoa (eg ... UnknownOrigin #FUO #Chronic
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
uptake and storage (eg ... (eg, spirochetal ... infections, infectious ... Classification #diagnosis ... #differential #causes
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... - Differential Diagnosis ... • CMV • HIV ... Bites • Young ... Age > 50 • Chronic