1532 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... Ex: Antibiotic allergies ... fever, Urticaria, Allergic ... Immunological Target: Antigen-Ab ... Stevens-Johnson Syndrome
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Allergic reaction ... Macrophage engulfs antigen ... -> Antigen presentation ... cells recognize antigen ... Stevens-Johnson Syndrome
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
leading to an allergic ... Sensitization" to Allergen ... Initial exposure to allergen ... after clearance of allergen ... • Hay fever (allergic
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
- Allergen-specific ... When the specific allergen ... hay fever, food allergies ... , and drug allergies ... Pathophysiology #Allergy
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Form: Soluble antigen ... Mechanism of Action: Allergen-specific ... Hay fever, Food allergies ... , Drug allergies ... reactions #types #allergy
Treatment Options for Helicobacter Pylori and Peptic Ulcer Disease

Active Helicobacter pylori—associated ulcer
1. Treat with anti—H pylori
if penicillin allergic ... breath test, fecal antigen ... Zollinger-EIIison syndrome
Pharmacology: Anti-Allergic Therapy

#Pharmacology #Mechanisms #Allergy #Antiallergic #AntiAllergen #Antihistamines #Leukotrienes
Pharmacology: Anti-Allergic ... Pharmacology #Mechanisms #Allergy
Allergic Rhinitis: Pathogenesis and clinical findings

1. Allergy Sensitization -> Antigen Exposure -> APC (macrophages, HLA class
Allergic Rhinitis ... Allergy Sensitization ... -> Antigen Exposure ... class II) process antigen ... Tissue edema #Allergic
Kounis Syndrome (Allergic Angina) - Pathophysiology

#Kounis #Syndrome #Allergic #Angina #Pathophysiology #cardiology
Kounis Syndrome ... (Allergic Angina ... Pathophysiology #Kounis #Syndrome ... #Allergic #Angina
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Allergic Contact ... Contact #Dermatitis #Allergic ... #Allergy #Dermatology