21 results
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
) - Differential ... Diagnosis Table ... Cold Agglutinin Disease ... Diagnosis #Table ... #hematology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung diseases ... connective tissue disease ... #Differential # ... #Associations
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and their Disease ... connective tissue disease ... (TTG) - Celiac disease ... #diseases #diagnosis ... #table #rheumatology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... , Drugs, Liver Disease ... Electrolytes: Wilson's disease ... #Diagnosis #hematology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
the population Disease ... Autoimmune diseases ... Lymphoproliferative diseases ... Insect stings Disease ... Comorbidity - Atopic diseases
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
cold agglutin disease ... e.g. sickle cell disease ... Hypersplenism, Wilson's disease ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Chain deposition disease ... atheroembolic, AIHA ... CHAMPS #Mnemonic #diagnosis ... #differential # ... hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... Causes: • Liver disease ... Hypersplenism • AIHA ... #Diagnosis #causes ... classification #hematology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
with disease activity ... with auto-immune diseases ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Syndrome Systemic disease ... Asia • HLA-B51 association ... ) Differential Diagnosis ... signs #symptoms #rheumatology ... #disease