8 results
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
half-life = 40 days ([HCQI ... • Special cases ... Hydroxychloroquine #HCQ ... Measurement #SLE #rheumatology ... pharmacology #levels #lupus
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Complement: Post-strep GN ... , Lupus Nephritis ... diagnosis #algorithm #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Zone Lymphoma (HCV ... Immunotactoid GN ... -C3 GN • Cast ... to cold IgG • Lupus ... Paraproteinemias #Hematology
Hydroxychloroquine - Risks and Benefits in Lupus
Benefits:
↓ Disease activity, ↓ Flare, ↓ Damage, ↓ Corticosteroid dose,
and Benefits in Lupus ... rare with ~100 cases ... Hydroxychloroquine #hcq ... Risks #Benefits #Lupus ... #sideeffects #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Drug Induced Lupus ... cases, drug-dependent ... Discontinuation of causal ... #sle #comparison ... #table #rheumatology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
transfusion • Criteria ... : ARDS Berlin Criteria ... without other cause ... Transfusion #Reactions #hematology ... #diagnosis #comparison
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... • Infections: HCV ... (e.g. systemic lupus ... classification #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... tract, and often causes ... such as systemic lupus ... • HIV • HBV HCV ... differential #diagnosis #rheumatology