109 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... leading to an allergic ... cell surfaces causes ... causes development ... #Types #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... lgM antibodies bind ... #allergy #table ... #classification
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... Antibodies that bind ... complexes bind ... Anaphylaxis #TypeI ... #Type1 #HypersensitivityReaction
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Hypersensitivity #Allergy ... #Allergic #Reactions ... #Types #Classification
Allergic Reaction Classification
Type 1 reaction: Acute anaphylactic reaction
Type 2 reaction: Cytotoxic reaction
Type 3 reaction: Immune complex
Type
Allergic Reaction ... Classification ... delayed reaction #Allergic ... #Reaction #Classification ... #Types #allergy
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
and Treatment Types ... Angioedema: • Acute allergic ... exposure • Non-allergic ... or avoiding the allergen ... Treatment #management #allergy
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... causes development ... of allergen-specific ... Allergic reaction ... Initial exposure to allergen
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Soluble antigen - Allergen-specific ... lgE antibodies bind ... When the specific allergen ... #Classification ... Pathophysiology #Allergy
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Allergic Contact ... mediated, delayed-type ... Contact #Dermatitis #Allergic ... #Allergy #Dermatology
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... reactions Type ... (Anaphylaxis) Type ... #Classification ... #Allergy #Diagnosis