61 results
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Pathogenesis and clinical ... leading to an allergic ... complex -> Allergen-antibody ... complexes bind ... #Immunology #pathophysiology
Allergic Reaction Classification
Type 1 reaction: Acute anaphylactic reaction
Type 2 reaction: Cytotoxic reaction
Type 3 reaction: Immune complex
Type
Allergic Reaction ... Classification ... reaction: Immune complex ... #Reaction #Classification ... #Types #allergy
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Antigen-Ab immune complexes ... #Allergic #Reactions ... #Types #Classification
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Pathogenesis and clinical ... mediated; exposure to allergen ... Allergic reaction ... Initial exposure to allergen ... #Immunology #pathophysiology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... Antigen-antibody complexes ... Hypersensitivity #Types #Classification ... #Pathophysiology ... #Allergy #Diagnosis
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Pathogenesis and clinical ... antigen-antibody complexes ... HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Type Ill - Immune Complex-Mediated ... reactions #Types #Classification ... #Allergy #Diagnosis
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Pathogenesis and clinical ... antigen-surface complex ... antigen-surface complex ... HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
leading to an allergic ... antigen-surface complex ... leading to an allergic ... antibody-antigen complexes ... #Types #Classification
Mechanical Bowel Obstruction and Ileus - Pathogenesis and Clinical Findings
Ileus: Functional bowel "blockage", no peristalsis
Mechanical Obstruction:
Pathogenesis and Clinical ... of bowel lumen Complete ... bowel-movements (suggests complete ... light-switch pain") with complete ... obstruction #sbo #ileus #pathophysiology