7 results
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
- C-ANCA pattern ... P-ANCA pattern ( ... >MPO Microscopic ... Anti-GBM disease ... #Rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Antibody) and ANCA ... Microscopic polyangiitis ... - MPO>PR3 - ANCA ... disease - MPO>PR3
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
myeloperoxidase (MPO-ANCA ... -ANCA): • Microscopic ... Vasculitis: + MPO-ANCA ... Dx: GPA, EGPA, microscopic ... differential #diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... : The ANA patterns ... Rheumatic Diseases ... • Rheumatic Diseases ... #patterns #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Autoimmune diseases ... DDX: • ANCA (Antineutrophil ... - GPA, EGPA, microscopic ... (e.g. systemic lupus ... classification #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: ANCA Associated ... myeloperoxidase (MPO-ANCA ... -ANCA)): Microscopic ... + MPO) Cryoglobulinemic ... Differential #Diagnosis #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... antibody (ANA) ... ACE level, CXR, ANCA ... #Disease #Rheumatoid