16 results
Allergic Reaction Classification
Type 1 reaction: Acute anaphylactic reaction
Type 2 reaction: Cytotoxic reaction
Type 3 reaction: Immune complex
Type
Classification ... Type 1 reaction: ... Type 2 reaction ... : Immune complex ... #Classification
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
reactions Type ... (Anaphylaxis) Type ... Ill - Immune Complex-Mediated ... hypersensitivity #reactions ... #Types #Classification
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
antigen-surface complex ... antibody-mediated immune reaction ... antigen-surface complex ... against these complexes ... or the entire complex
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Allergen-specific lgE causes ... Antigen-antibody complex ... Antigen-antibody complexes ... #table #classification
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
cell surfaces causes ... antigen-surface complex ... antibody-antigen complexes ... exposure to allergen causes ... #Types #Classification
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
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 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
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity Types ... Antigen-antibody complexes ... #Classification ... #Pathophysiology ... Allergy #Diagnosis #Reactions
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... immunofluorescence Immune Complex ... differential #diagnosis #algorithm