18 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity: Summary Type ... conjunctivitis Type ... Graves' Disease Type ... • Ex: Systemic Lupus ... Serum sickness Type
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Soluble antigen - Allergen-specific ... When the specific allergen ... antigen, leading to complement ... Complement activation ... , and systemic lupus
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... antigens, leading to complement ... they activate complement ... glomerulonephritis, Systemic lupus ... #allergy #table
Lupus Nephritis Classification Algorithm

#Lupus #Nephritis #Classification #Algorithm #diagnosis #differential #types #rheumatology #nephrology #renal
Lupus Nephritis ... Classification Algorithm ... #Lupus #Nephritis ... Classification #Algorithm ... #differential #types
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... : • Systemic Lupus ... sickness #TypeIII #Type3 ... HypersensitivityReaction #Allergy
Effect of Selected Diseases on Complement Levels - C3, C4
 • SLE C3 ↓ C4 ↓↓
Selected Diseases on Complement ... C4 ↓↓ • MCGN type ... C3 ↓ C4 ↓↓ • Cryo ... ThePeanutKidney #Complement
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
glomerulonephritis, type ... 1 (50%-80%), type ... S - Systemic Lupus ... Hypocomplementemia #Low #Complement
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
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Type II Hypersensitivity ... activates the complement ... cell surfaces #Type2 ... #Type2 #HypersensitivityReaction ... #Allergy #Immunology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Differential Diagnosis Algorithm ... • Systemic Lupus ... • Acne • Allergy ... Differential #Diagnosis #Algorithm