29 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Immunological Target: Allergen ... #Allergy #Allergic ... Reactions #Types #Classification
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... mediated; exposure to allergen ... causes development ... of allergen-specific ... Allergic reaction
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
Hypersensitivity ... leading to an allergic ... cell surfaces causes ... #Allergy #Allergic ... Reactions #Types #Classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... Soluble antigen - Allergen-specific ... When the specific allergen ... #Types #Classification ... Pathophysiology #Allergy
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... Angioedema: • Acute allergic ... exposure • Non-allergic ... or avoiding the allergen ... Treatment #management #allergy
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... reactions #types #allergy ... #table #classification
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... happypillsrx/ #hypersensitivity ... reactions #Types #Classification ... #Allergy #Diagnosis
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Differential Diagnosis Algorithm ... histiocytosis • Allergic ... , Eczema, Drug Hypersensitivity ... Differential #Diagnosis #Algorithm ... #allergy
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... self-antigens are the cause ... antigens are the cause ... HypersensitivityReaction #Allergy
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
known as drug hypersensitivity ... associated with allergic ... medication (in this case