79 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... Penicillin-induced drug reaction ... Stevens-Johnson Syndrome ... Dermatitis (ie. reaction ... #Allergic #Reactions
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Allergic Contact ... Contact #Dermatitis #Allergic ... #Allergy #Dermatology ... #Rash #Skin
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
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
Penicillin Allergy Pathway for Antibiotic Prescription in Patients With Penicillin Allergy
Mild Reaction - Itching, Minor rash
Mild Reaction ... Itching, Minor rash ... urticaria OR Unknown reaction ... Stevens-Johnson syndrome ... systemic symptoms syndrome
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Kawasaki, Nephrotic syndrome ... , POEMS • Reaction ... post-splenectomy, Exercise, Allergic ... reactions Matthew
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 ... Stevens-Johnson Syndrome
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Drug Reaction with ... Systemic Signs (DRESS Syndrome ... associated with allergic ... Images #Clinical #Dermatology ... SkinRash #DRESS #Syndrome
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Drug Reaction with ... Systemic Signs (DRESS Syndrome ... associated with allergic ... Images #Clinical #Dermatology ... SkinRash #DRESS #Syndrome
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
hypersensitivity reactions ... Days to Weeks (Rash ... hypersensitivity #reactions ... Classification #Allergy