8 results
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Lupus Erythematosus ... : Non-scarring alopecia ... C3 and low C4 ... #Lupus #Erythematosus ... #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... 60-80% - Low ... complement - 50 ... #Systemic #Erythematosus ... #Summary #rheumatology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... erythematosus, ... : Lupus erythematosus ... Vitamin D levels Systemic ... #alopecia #Differential
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... Lupus Erythematosus ... Hypocomplementemia #Low ... #Complement #CHAMPS ... #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... arthritis, weight loss ... complements and ... Differential ... #Diagnosis #Rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Discontinuation of causal ... months to years) Systemic ... Lupus Erythematosus ... #sle #comparison ... #table #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... lupus erythematosus ... (Low levels mixed ... #diagnosis #rheumatology ... #classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
factor level • Low ... serum C4 complement ... lupus erythematosus ... diagnosis #types #classification ... #rheumatology #