22 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 antibody ... others (RNP, aPL antibodies ... Antiphospholipid Antibody ... Anti-cardiolipin (aCl
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Antibody) and ANCA ... scleroderma) - Anti-Scl ... Jcortesizaguirr #ANA ... #rheumatology #
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Disease Associations ANA ... syndrome Anti-Scl ... disease Endomyseal antibody ... diagnosis #table #rheumatology ... #antibodies
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... ARUPConsult @ARUPLabs #ANA ... #Antinuclear #Antibody ... Cytoplasmic #Patterns #differential ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... for hepatitis B and ... of antinuclear antibodies ... #Differential # ... Algorithm #Causes #dermatology
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash ... #Diagnosis #Dermatology ... #Rash #FluidFilled ... Bullous #Algorithm #Differential ... #Ddxof
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
New-onset fever with rash ... #Diagnosis #Dermatology ... #Rash #Maculopapular ... Targetoid #Algorithm #Differential ... #Ddxof
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
commonly renal and ... #Diagnosis #Dermatology ... #Rash #Petechiae ... Palpable #Algorithm #Differential ... #Ddxof
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Antibody refers ... to antibodies against ... #rheumatology #diagnosis ... #differential
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
69% - Malar rash ... SLE-Related Auto-Antibodies ... : - ANA 95-100% ... (aPL) 30-45% Differential ... #rheumatology