8 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Microscopic polyangiitis ... #ANCA #Antineutrophil ... #antibodies #diagnosis ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
VASCULITIS: ANCA ... ): • Microscopic ... Vasculitis: + MPO-ANCA ... Dx: GPA, EGPA, microscopic ... #rheumatology #
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
- ANCA-associated ... granulomatosis - microscopic ... erythematosus ... #Vasculitis #Vessels ... #Diagnosis #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
DDX: • ANCA (Antineutrophil ... - GPA, EGPA, microscopic ... vasculitis • ... #rheumatology # ... vasculitis
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Using fluorescence microscopy ... Rheumatic Diseases ... #Antibodies #ANA ... #patterns #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
: • ANCA-associated ... vasculitis, rheumatoid ... • Mesenteric vasculitis ... inflammation Cutaneous Vasculitis ... #Diagnosis #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
rheumatic diseases ... VASCULITIS: ANCA ... Pauci Immune (ANCA ... )): Microscopic ... #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... ACE level, CXR, ANCA ... #Arthritis #laboratory ... #testing #Rheumatology