20 results
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated ... Vasculitis There ... StanfordChiefs #ANCA ... #diagnosis #algorithm ... #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
antibodies) • Systemic ... cases • Sjögren syndrome ... + 60% • Eosinophilic ... Antineutrophil #antibodies #diagnosis ... #rheumatology #
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... vasculitis (Eosinophilic ... Immune Complex: Systemic ... Rheumatoid arthritis, Systemic ... #differential #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... • EGPA: - Eosinophilia ... • Cogan Syndrome ... purpura: strong sign ... #rheumatology #
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... LAC) • Sjogren Syndrome ... • Scleroderma (Systemic ... Vasculitis: P-ANCA ... #diagnosis #associations
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
central nervous system ... small vessels - ANCA-associated ... #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
- Differential Diagnosis ... Asthma Tugs (vasculitis ... Lymphomas - Systemic ... Hypereosinophilic Syndrome ... #Causes #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... purpura: Strong sign ... progressive) EGPA (Eosinophilic ... Polyangiitis): • Eosinophilia ... #Rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... arteritis, Cogan's Syndrome ... Nodosa (PAN), ANCA ... Arthritis (RA), Systemic ... #rheumatology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... clinical context and signs ... Glomerulonephritis / Vasculits ... : ANCA, ANA, Anti-GBM ... Interstitial nephritis: eosinophilia