13 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Penicillin-induced drug reaction ... Antigen-Ab immune complexes ... Dermatitis (ie. reaction ... Allergy #Allergic #Reactions ... #Types #Classification
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... reactions Type ... Type Ill - Immune Complex-Mediated ... #reactions #Types ... #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... Allergen-specific lgE causes ... Antigen-antibody complex ... Antigen-antibody complexes ... allergy #table #classification
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
Hypersensitivity ... cell surfaces causes ... antigen-surface complex ... #Hypersensitivity ... #Types #Classification
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Type II Hypersensitivity ... antigen-surface complex ... antibody-mediated immune reaction ... antigen-surface complex ... Allergy #Immunology #pathophysiology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... Antigen-antibody complexes ... #Types #Classification ... #Pathophysiology ... Allergy #Diagnosis #Reactions
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... antigen-antibody complexes ... self-antigens are the cause ... antigens are the cause ... Allergy #Immunology #pathophysiology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... to an allergic reaction ... allergen-antibody complex ... Allergen-antibody complexes ... Allergy #Immunology #pathophysiology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... exposure to allergen causes ... Allergic reaction ... Allergy #Immunology #pathophysiology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
deposit of immune complexes ... • They can cause ... Cryoglobulins Cause ... vasculitis • Hypersensitivity ... diagnosis #types #classification