93 results
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
Includes granulomatosis ... + antibody) Granulomatosis ... - 80-90% PR3+ Granulomatosis ... Eosinophilic granulomatosis ... PR3 Anti-GBM disease
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
connective tissue disease ... + 90% • Granulomatosis ... + 90% • Granulomatosis ... 90% • Anti-GBM disease ... #rheumatology #diseases
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated ... with polyangiitis ... with polyangiitis ... StanfordChiefs #ANCA ... #Vasculitis #differential
Granulomatous Lung Disease - Differential Diagnosis Algorithm
OP: organising pneumonia; EGPA: eosinophilic granulomatosis with polyangiitis; NSG: necrotising
Disease - Differential ... with polyangiitis ... with polyangiitis ... interstitial lung disease ... #pulmonary #Differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... (Eosinophilic granulomatosis ... with polyangiitis ... , Granulomatosis ... Renal #Syndrome #differential
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
with polyangiitis ... - Granulomatous ... Interstitial lung disease ... with polyangiitis ... Vasculitides #vasculitis #differential
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Associations ANA ... c-ANCA - Vasculitis ... Wegener's granulomatosis ... p-ANCA - Vasculitis ... Microscopic polyangiitis
Granulomatosis with Polyangiitis (GPA) and Microscopic Polyangiitis (MPA) - ANCA Vasculitis Management Algorithm - ACR/VF 2021
Granulomatosis with ... Polyangiitis (GPA ... (MPA) - ANCA Vasculitis ... @MithuRheum #Granulomatosis ... #MPA #ANCA #Vasculitis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
with Polyangiitis ... with polyangiitis ... reticularis Differential ... • Microscopic polyangiitis ... #Polyangiitis #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... • Microscopic Polyangiitis ... glomerulonephritis - Granulomatous ... VESSEL VASCULITIS (Granulomatous ... Differential