20 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
ANCA (C-ANCA): GPA ... >>> MPA > eGPA ... ): eGPA, MPA >>> ... GPA Stanford Internal ... #rheumatology
ANCA Vasculitis - GPA, MPA, Eosinophilic GPA

doi:10.1038/s41572-020-0204-y

#ANCA #Vasculitis #GPA #MPA #Eosinophilic #rheumatology #diagnosis #comparison #table
ANCA Vasculitis ... - GPA, MPA, Eosinophilic ... GPA doi:10.1038 ... #GPA #MPA #Eosinophilic ... #rheumatology #
2021 ACR/VF Guidelines for Management of Granulomatosis with Polyangiitis (GPA) and Microscopic Polyangiitis (MPA)

#Granulomatosis #Polyangiitis #GPA
Polyangiitis (GPA ... Polyangiitis (MPA ... #Polyangiitis #GPA ... ACR2021 #Management #rheumatology ... #algorithm #vasculitis
Vasculitis Management - ACR/VF 2021 Guidelines for Treatment & Management
 • Giant Cell Arteritis (GCA)
 •
Cell Arteritis (GCA ... Polyangiitis (GPA ... Polyangiitis (MPA ... Sources: GCA ... #rheumatology
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
polyangiitis (GPA ... polyangiitis (MPA ... vasculitis - MPO ... - MPO > PR3 ... #Rheumatology
Frequency of ANCA Positivity in Different Conditions
ANCA-Associated Vasculitis
 • GPA - PR3-ANCA 75%, MPO-ANCA 20%, 5%
GPA - PR3-ANCA ... 75%, MPO-ANCA 20% ... ANCA negative • MPA ... MPO-ANCA 80%, 10% ... #rheumatology
Granulomatosis with Polyangiitis (GPA) and Microscopic Polyangiitis (MPA) - ANCA Vasculitis Management Algorithm - ACR/VF 2021
Polyangiitis (GPA ... Polyangiitis (MPA ... #Polyangiitis #GPA ... #Polyangiitis #MPA ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
> PR3 60% • GPA ... and branches • GCA ... purpura: strong sign ... • ANCA (Dx: GPA ... differential #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- GPA - EGPA ... - MPA • CTD ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
) • Systemic lupus ... (80-90%) > MPO ... >MPO - ANCA+ 60% ... - MPO: 75-80% - ... antibodies #diagnosis #rheumatology