16 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
: - SLE, SSc ... • Reticular/AMA ... PBC/SjS OS - AMA ... #differential #diagnosis ... #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... erythematosus (SLE ... erythematosus (SLE ... #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
: The ANA patterns ... erythematosus (SLE ... erythematosus (SLE ... #patterns #rheumatology ... #diagnosis #differential
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Disease Associations ANA ... - Drug-induced SLE ... Anti-mitochondrial (AMA ... Associations #diseases #diagnosis ... #table #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... Management Summary ... Workup: - ANA ... Erythematosus #Diagnosis ... #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Highly specific for SLE ... searched for when ANA ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Antinuclear (ANA ... • Specific for SLE ... #Summary #diagnosis ... #rheumatology # ... management
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... • Lupus (SLE): ... ANA (anti-nuclear ... #diagnosis #associations ... #table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Workup: - ANA ... Usual therapeutic management ... #comparison #table ... #rheumatology # ... diagnosis #management
Antinuclear Antibody Testing Cytoplasmic Patterns
Reticular/AMA: 
 • PBC, SSc, PBC/SSc OS, PBC/SjS OS
 • AMA
Speckled:
 •
Testing Cytoplasmic Patterns ... Speckled: • SLE ... #Cytoplasmic #Patterns ... #differential #diagnosis ... #rheumatology