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

Immune Complex Mediated (granular staining):
Rapidly Progressive Glomerulonephritis ... Complement: Post-strep GN ... , Lupus Nephritis ... Kidney: Anti-GBM Glomerulonephritis ... diagnosis #algorithm #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in ... Rheumatology • ... Lupus (SLE): ANA ... #Rheumatology # ... #associations #table
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Immunotactoid GN ... -C3 GN • Cast ... macular Vasculitis) Autoantibodies ... to cold IgG • Lupus ... Paraproteinemias #Hematology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
antibodies and Systemic lupus ... Farr assay) and lupus ... #Antinuclear #autoantibodies ... erythematosus #diagnosis #rheumatology ... #table #ANA
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Drug Induced Lupus ... Drug Induced Lupus ... months) and of autoantibodies ... sle #comparison #table ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... - Necrotizing glomerulonephritis ... inflammation Others: • Lupus ... such as systemic lupus ... differential #diagnosis #rheumatology