378 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... reaction • Type ... reaction • Type ... An allergic reaction ... #Allergic #Reactions
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Antibodies that bind ... leading to an allergic ... reaction. ... Sensitization" to Allergen ... complexes bind
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Mechanism of Action: Allergen-specific ... lgM antibodies bind ... Acute transfusion reaction ... #types #allergy
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 ... Pathophysiology #Allergy ... #Diagnosis #Reactions
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
When antigens bind ... antibody-mediated immune reaction ... HypersensitivityReaction #Allergy
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Penicillin-induced drug reaction ... Dermatitis (ie. reaction ... #Allergic #Reactions
Allergic Reaction Classification
Type 1 reaction: Acute anaphylactic reaction
Type 2 reaction: Cytotoxic reaction
Type 3 reaction: Immune complex
Type
Allergic Reaction ... Type 2 reaction ... Type 3 reaction ... #Allergic #Reaction ... Classification #Types #allergy
Drug Treatment of Anaphylaxis and Allergic Reactions
First-Line Therapy 
 - Epinephrine 
 - Oxygen 
 -
Anaphylaxis and Allergic ... Reactions First-Line ... #Medications #Allergy
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... development of allergen-specific ... Allergic reaction ... Initial exposure to allergen ... HypersensitivityReaction #Allergy
Cross-Reactivity of Penicillins and Cephalosporins

Cross reactivity of penicillin-allergic patients to cephalosporins has more to do with
of penicillin-allergic ... Cephalosporins #Allergy ... Management #Carbapenem #Reaction