25 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Arthritis 69% - Malar ... - Hemolytic anemia ... auto-immune, Infectious diseases ... sclerosis, Still's disease ... #differential #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... usually IgG) (e.g. lupus ... • Infections: Malaria ... differential #diagnosis #hematology ... #anemia
I’M DAMN SHARP - Lupus Diagnosis Mnemonic
I  	 Immunoglobulins (Anti-dsDNA, Anti-Sm, Anti-phospholipid)
M 	 Malar Rash
D
M DAMN SHARP - Lupus ... Anti-phospholipid) M Malar ... Arthritis R Renal Disease ... sle #systemic #lupus ... erythematosus #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell disease ... suspected, consider malaria ... ARUPLabs #Hemolytic #Anemia ... Algorithm #workup #hematology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
healthy adults, and should ... , Drug-induced Lupus ... Speckled: Systemic lupus ... , Drug-Induced Lupus ... ANA #patterns #rheumatology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
for Hemolytic Anemia ... Causes: • Liver disease ... Bartonella, Babesia, Malaria ... #Hemolytic #Anemia ... classification #hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Congenital Diseases ... deficiency • Fanconi’s anemia ... and Autoimmune Diseases ... : • Systemic lupus ... Differential #Diagnosis #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
, Drugs, Liver Disease ... Infections/toxins: Malaria ... Defects: Sickle cell anemia ... Electrolytes: Wilson's disease ... Differential #Diagnosis #hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Manifestations: Malar ... , oral ulcers, Lupus ... Evolution: Chronic disease ... Management #Summary #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... pain (20%) Renal disease ... ) Blood (75%): Anemia ... Thrombocytopenia #Lupus ... symptoms #diagnosis #rheumatology