21 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Antibody) and ANCA ... in drug-induced SLE ... #Antinuclear #Antibody ... antibodies #diagnosis #rheumatology
I’M DAMN SHARP - Lupus Diagnosis Mnemonic
I  	 Immunoglobulins (Anti-dsDNA, Anti-Sm, Anti-phospholipid)
M 	 Malar Rash
D
Discoid Rash A Antinuclear ... Antibody (ANA) ... Pleuritis) H Hematologic ... #IMDAMNSHARP #sle ... erythematosus #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... scleroderma • Peripheral ... @AnnKumfer #Antinuclear ... #Antibodies #ANA ... #patterns #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Antibody refers ... assay (IFA) is the main ... scleroderma • Peripheral ... #patterns #rheumatology
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... Scl70 (in some cases ... ARUPConsult @ARUPLabs #ANA ... #Antinuclear #Antibody ... differential #diagnosis #rheumatology
Antinuclear Antibody Testing Cytoplasmic Patterns
Reticular/AMA: 
 • PBC, SSc, PBC/SSc OS, PBC/SjS OS
 • AMA
Speckled:
 •
Antinuclear Antibody ... Speckled: • SLE ... ARUPConsult @ARUPLabs #ANA ... #Antinuclear #Antibody ... differential #diagnosis #rheumatology
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody ... pattern: • SjS, SLE ... ARUPConsult @ARUPLabs #ANA ... #Antinuclear #Antibody ... differential #diagnosis #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... antibody (ANA) test ... ACE level, CXR, ANCA ... multiple myeloma) • ANA ... diagnosis #testing #Rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
pericarditis (search ANA ... pleurisy (search ANA ... person (search ANA ... cytopenia (search ANA ... erythematosus #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
plateletcount), peripheral ... function test, ANA ... (e.g., SLE), anti-phospholipid ... or if a primary hematologic ... #Workup #hematology