9 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
common in SLE, autoimmune ... c-ANCA - Vasculitis ... - Vasculitis, e.g ... Microscopic polyangiitis ... diagnosis #table #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Vasculitis: • ... Microscopic polyangiitis ... Renal-limited vasculitis ... antibodies #diagnosis #rheumatology ... #diseases
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
): • Microscopic ... tract, and often causes ... purpura: strong sign ... Dx: GPA, EGPA, microscopic ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
atherosclerotic disease ... purpura: Strong sign ... )): Microscopic ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... diseases: - 10% ... DDX: • ANCA (Antineutrophil ... - GPA, EGPA, microscopic ... classification #rheumatology
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
in 24h Airway disease ... Kaposi's sarcoma • Rheumatologic ... / Autoimmune: ANCA-Assoc ... vasculitis (GPA ... Diagnosis #pulmonary #causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
OnePager Summary Autoimmune ... ANCA vasculitis ... life-threatening diseases ... Auto-antibodies: ANCA ... Goodpasture's cause
Subglottic stenoses (SGS) during systemic diseases
Subglottic stenosis (SGS) = congenital (children) or acquired (adult) characterized by
• Immunology : ANCA ... • Bronchial fibroscopy ... PET-CT Acquired causes ... Laryngotracheal cancer • Autoimmune ... #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
RP-ILD), dermato-rheumatologic ... papules and Gottron sign ... ) • Shawl sign ... statins - probably caused ... Myositis #Myopathy #rheumatology