8 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Antineutrophil cytoplasmic antibodies ... • Sjögren syndrome ... Vasculitis: • Microscopic ... Antineutrophil #antibodies ... #diagnosis #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Graves' disease c-ANCA ... granulomatosis p-ANCA ... Microscopic polyangiitis ... diagnosis #table #rheumatology ... #antibodies
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Using fluorescence microscopy ... SLE), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... #rheumatology #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
): • Microscopic ... tract, and often causes ... Dx: GPA, EGPA, microscopic ... ) pattern: antibodies ... differential #diagnosis #rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Summary Autoimmune ANCA ... polyangiitis), MPA (microscopic ... EGPA) • Auto-antibodies ... Goodpasture's cause ... FINDINGS: • U/A: microscopic
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... DDX: • ANCA (Antineutrophil ... vasculitis - GPA, EGPA, microscopic ... classification #rheumatology
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
resolved after 2-3d ... the body louse, causes ... Syndrome: 3d of ... and convalescent antibodies ... recurrentis #BloodSmear #microscopy
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
)): Microscopic ... tract, and often causes ... vasculitis • Behcet syndrome ... vasculitis • Cogan syndrome ... Differential #Diagnosis #Rheumatology