39 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Lupus (SLE): ... ANA (anti-nuclear ... • Scleroderma (Systemic ... #diagnosis #associations ... #table
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
should be interpreted ... lupus erythematosus ... : Lupus (SLE), Systemic ... #patterns #rheumatology ... #diagnosis #differential
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... Antinuclear (ANA ... Initial screening test ... #SLE #Summary #diagnosis ... #rheumatology #
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... Congenital Diseases ... Inflammatory and ... : • Systemic lupus ... #Hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... (SLE) - Diagnosis ... • Immunologic Workup ... Evolution: Chronic disease ... #Summary #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Systemic lupus ... Association with disease ... clinically suspected, tests ... #diagnosis #rheumatology ... #table #ANA
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... antibodies) • Systemic ... lupus erythematosus ... Antineutrophil #antibodies #diagnosis ... #rheumatology #
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Chain deposition disease ... glomerulonephritis (>90%) S - Systemic ... Lupus Erythematosus ... CHAMPS #Mnemonic #diagnosis ... #differential #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Systemic lupus ... lupus erythematosus ... Liver function tests ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... lupus erythematosus ... RF test should ... #diagnosis #testing