10 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... lupus erythematosus ... lupus erythematosus ... lupus erythematosus ... #Antibodies #ANA
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... ) • Systemic lupus ... erythematosus ... Jcortesizaguirr #ANA ... #rheumatology #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... lupus erythematosus ... lupus erythematosus ... lupus erythematosus ... #Antibodies #ANA
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... • Anti-Ro/SSA autoantibodies ... lupus erythematosus ... • (-) ANA + (+ ... #Lupus #Erythematosus
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... : - ANA 95-100% ... Diagnosis and Lupus ... #Lupus #Erythematosus ... #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... and Systemic lupus ... searched for when ANA ... #Systemic #lupus ... #table #ANA
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Others: • Lupus ... lupus erythematosus ... ) pattern: antibodies ... #diagnosis #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... late-onset nemaline myopathy ... macular Vasculitis) Autoantibodies ... to cold IgG • Lupus ... #Monoclonal #Differential
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... lupus erythematosus ... antibody (ANA) ... antibodies, which ... thus, a negative ANA
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
• Anti-NXP2 (ANA ... (ANA present 80% ... or head drop • ANA ... Mechanic's hands Autoantibodies ... • Conduction system