11 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Antibody) and ANCA ... cases • Sjögren syndrome ... Vasculitis: • Microscopic ... 80-90%) > MPO - ANCA ... antibodies #diagnosis #rheumatology
Granulomatosis with Polyangiitis (GPA) and Microscopic Polyangiitis (MPA) - ANCA Vasculitis Management Algorithm - ACR/VF 2021
Microscopic Polyangiitis ... (MPA) - ANCA Vasculitis ... Polyangiitis #GPA #Microscopic ... Polyangiitis #MPA #ANCA ... #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Disease Associations ANA ... Graves' disease c-ANCA ... granulomatosis p-ANCA ... Microscopic polyangiitis ... diagnosis #table #rheumatology
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated ... inflammation: • Microscopic ... StanfordChiefs #ANCA ... differential #diagnosis #algorithm ... #rheumatology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... dipstick, urine microscopy ... Glomerulonephritis / Vasculits: ANCA ... , ANA, Anti-GBM, ... • Cardio-renal syndrome
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
): • Microscopic ... • Cogan Syndrome ... LFT • ESR • ANA ... Dx: GPA, EGPA, microscopic ... differential #diagnosis #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
small vessels - ANCA-associated ... granulomatosis - microscopic ... Churg-Strauss syndrome ... drugs, malignomas, and ... Vessels #Diagnosis #Rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... • +ANA can be seen ... SLE), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... #patterns #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis • ANCA ... Associated: - Microscopic ... Disease • Cogan syndrome ... #dermatology #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... 20% Sjögren's syndrome ... DDX: • ANCA (Antineutrophil ... vasculitis - GPA, EGPA, microscopic ... classification #rheumatology