12 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... 1 (50%-80%), type ... S - Systemic Lupus ... #Low #Complement ... CHAMPS #Mnemonic #diagnosis
Lupus Nephritis Classification Algorithm

#Lupus #Nephritis #Classification #Algorithm #diagnosis #differential #types #rheumatology #nephrology #renal
Lupus Nephritis ... Classification Algorithm ... #Classification ... #Algorithm #diagnosis ... #differential #types
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Complement activation ... , and systemic lupus ... #Classification ... Pathophysiology #Allergy #Diagnosis ... #Reactions #Table
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... they activate complement ... glomerulonephritis, Systemic lupus ... #allergy #table ... #classification
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
vs SLE Drug Induced ... 90% - Low complement ... 80% - Low complement ... #table #rheumatology ... #diagnosis #management
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... anticoagulant • Complement ... #EULARACR #Classification ... #Criteria #SLE ... Erythematosus #diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Labs/Diagnosis: ... • Low serum C4 complement ... (e.g. systemic lupus ... erythematosus (SLE ... #types #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... anti-Smith Ab, low complements ... Skin Disease Classification ... Differential Diagnosis ... Kikuchi disease • Type-I
Cutaneous Lupus Erythematosus
 • Acute Cutaneous Lupus (ACLE)
 • Neutrophilic Dermatoses 
 • Vascular Lesions
 •
Cutaneous Lupus ... (SCLE) • Intermittent ... Erythematosus #diagnosis ... #types #venn #rheumatology ... #classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... such as systemic lupus ... against MPO • Complement ... vasculitis, and SLE ... #rheumatology #classification