12 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
• Reticular/AMA ... PBC/SjS OS - AMA ... ARUPConsult @ARUPLabs #ANA ... #differential #diagnosis ... #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... @AnnKumfer #Antinuclear ... #Antibodies #ANA ... #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... context of other symptoms ... : The ANA patterns ... #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibody Testing Cytoplasmic Patterns
Reticular/AMA: 
 • PBC, SSc, PBC/SSc OS, PBC/SjS OS
 • AMA
Speckled:
 •
Reticular/AMA: ... PBC/SjS OS • AMA ... ARUPConsult @ARUPLabs #ANA ... #differential #diagnosis ... #rheumatology
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody ... : • SLE, SSc, ... ARUPConsult @ARUPLabs #ANA ... #differential #diagnosis ... #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Erythematosus - Summary Antinuclear ... (ANA) - 95% - Initial ... #Summary #diagnosis ... #rheumatology # ... management
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... Workup: - ANA ... Workup: - ANA ... comparison #table #rheumatology ... #diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
• GCA: - Aorta ... Presentation - Systemic Symptoms ... LFT • ESR • ANA ... SLE) • Urinalysis ... #rheumatology #
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
the chest/trunk Symptoms ... ANA Labs: • ↑ESR ... Stills #disease #AOSD ... #diagnosis #rheumatology ... #management
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Oral aphthae : SLE ... • Arthritis: SLE ... Glucocorticoids 5-ASA ... #management #signs ... #symptoms #rheumatology