6 results
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Summary • Epidemiology ... 80% - Low complement ... #Systemic #Erythematosus ... #Summary #rheumatology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Mnemonic C - Cryoglobulinemia ... S - Systemic Lupus ... Erythematosus ( ... Hypocomplementemia #Low #Complement ... #differential #hematology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... - Summary Antinuclear ... #Erythematosus ... #rheumatology # ... management
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Summary Cryoglobulins ... • Low serum C4 complement ... (e.g. systemic lupus ... erythematosus ( ... classification #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
90% - Low complement ... Erythematosus ( ... 80% - Low complement ... comparison #table #rheumatology ... #diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ANCA +MPO) • Cryoglobulinemic ... such as systemic lupus ... erythematosus, ... against MPO • Complement ... differential #diagnosis #rheumatology