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

#Lupus #Nephritis #Classification #Algorithm #diagnosis #differential #types #rheumatology #nephrology #renal
Lupus Nephritis ... Classification Algorithm ... #Lupus #Nephritis ... #Classification ... #Algorithm #diagnosis
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... antigen, leading to complement ... Complement activation ... , and systemic lupus ... #Types #Classification
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity ... Summary Type I Hypersensitivity ... Disease Type III Hypersensitivity ... • Ex: Systemic Lupus ... Reactions #Types #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... antigens, leading to complement ... they activate complement ... glomerulonephritis, Systemic lupus ... allergy #table #classification
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Criteria for Systemic Lupus ... Acute cutaneous lupus ... anticoagulant • Complement ... #EULARACR #Classification
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
staining): • Low Complement ... Post-strep GN, Lupus ... Idiopathic • Normal Complement ... differential #diagnosis #algorithm
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... vasculitis - hypersensitivity ... - systemic lupus ... dermatomyositis #Size #Classification
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Differential Diagnosis Algorithm ... lung as nodules Hypersensitivity ... - Immunologic (hypersensitivity ... Arthritis, Systemic Lupus ... Differential #Diagnosis #Algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

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