22 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
: Summary Type ... conjunctivitis Type ... Graves' Disease Type ... #Reactions #Types ... #Classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... Complement activation ... sclerosis #Hypersensitivity ... #Types #Classification ... #Pathophysiology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... leading to an allergic ... Anaphylaxis #TypeI ... #Type1 #HypersensitivityReaction ... #pathophysiology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... causes development ... because T-Cell activation ... ivy) #TypeIV #Type4 ... #Immunology #pathophysiology
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
Hypersensitivity ... cell surfaces causes ... because T-Cell activation ... #Hypersensitivity ... #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
of hypersensitivity ... lgE causes mast-cell ... to complement activation ... Graft rejection #hypersensitivity ... #classification
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... reactions Type ... happypillsrx/ #hypersensitivity ... #Classification ... #Allergy #Diagnosis
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... and Treatment Types ... cell-mediated in > 90% of cases ... #Angioedema #Classification ... #Types #Diagnosis
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... sickness #TypeIII #Type3 ... HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
Anaphylaxis is a Type ... 1 hypersensitivity ... anaphylaxis is mast cell activation ... cells • ANS activation ... #Anaphylaxis #pathophysiology