8 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
reticularis Differential ... purpura • Mixed cryoglobulinemia ... • Goodpasture syndrome ... GPA #dermatology ... #rheumatology
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
Granulomatosis ... polyangiitis ... #nephrology #pathology ... #comparison #table ... #diagnosis #microscopy
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... - Wegener granulomatosis ... - microscopic ... polyangiitis ... #Rheumatology #
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... Wegener's granulomatosis ... Microscopic polyangiitis ... #diagnosis #table ... #rheumatology #
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
polyangiitis ... • Cogan syndrome ... Vasculitis #skin #dermatology ... #rheumatology # ... differential #diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Autoimmune diseases ... vasculitis - GPA, EGPA, microscopic ... polyangiitis ... #types #classification ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... Polyangiitis: ... Dx: GPA, EGPA, microscopic ... #diagnosis #rheumatology ... #classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... (PR3-ANCA)): Microscopic ... / ANCA + MPO) Cryoglobulinemic ... #Diagnosis #Rheumatology