16 results
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
ANCA-Associated ... - C-ANCA pattern ... PR3 Anti-GBM disease ... @AnnKumfer #ANCA ... PR3 #Diagnosis #Rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
ANA - Non-specific ... hepatitis Anti-CCP, Rheumatoid ... c-ANCA - Vasculitis ... granulomatosis p-ANCA ... Microscopic polyangiitis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Vasculitis: • ... Microscopic polyangiitis ... Jcortesizaguirr #ANA ... antibodies #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
): • Microscopic ... Vasculitis: + MPO-ANCA ... Diagnosis: Systemic rheumatic ... purpura: strong sign ... differential #diagnosis #rheumatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pauci-Immune: - ANCA-positive ... polyangiitis, Microscopic ... polyangiitis) - ANCA-negative ... testing: anti-ANCA ... , anti-GBM ab, ANA
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Nodosa (PAN), ANCA ... associated vasculitis ... (rare) • Rheumatic ... (IgG4-RD), Rheumatoid ... Differential #Diagnosis #rheumatology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Scleritis, Heart Disease ... , Rheumatoid Vasculitis ... , Pulmonary Disease ... RA #diagnosis #rheumatology ... #signs #symptoms
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
) ANA or Anti-NucIear ... Using fluorescence microscopy ... Rheumatic Diseases ... • Rheumatic Diseases ... #patterns #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Vasculitis of ... small vessels - ANCA-associated ... granulomatosis - microscopic ... drugs, malignomas, and ... Vessels #Diagnosis #Rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... • ANCA Associated ... : - Microscopic ... : • Behcet Disease ... #dermatology #rheumatology