11 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
lupus erythematosus ... connective tissue disease ... 90% • Anti-GBM disease ... #Antinuclear #Antibody ... #diseases
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... lupus erythematosus ... lupus erythematosus ... (SLE), Systemic ... : Lupus (SLE), Systemic
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... - Summary Antinuclear ... Treatment: • ... #Lupus #Erythematosus ... diagnosis #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
and Systemic lupus ... with disease activity ... with auto-immune diseases ... #autoantibodies ... #Systemic #lupus
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
of Systemic Lupus ... Demyelinating Syndrome ... Cerebrovascular Disease ... #Lupus #Erythematosus ... #SLE #CNS #neurology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... tissue disease ... diseases (i.e. ... and CNS • Headache ... #Systemic #Lupus
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
of autoantibodies ... months to years) Systemic ... Lupus Erythematosus ... Evolution: Chronic disease ... #table #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
highly inflammatory disease ... • Systemic lupus ... • Kawasaki disease ... of underlying disease ... lupus erythematosus
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Autoimmune diseases ... DDX: • ANCA (Antineutrophil ... cytoplasmic antibody ... lupus erythematosus ... classification #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... lupus erythematosus ... (SLE) - Antinuclear ... #Rheumatic #Disease