7 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... Ex: Antibiotic allergies ... • Ex: Systemic Lupus ... Syndrome, Contact Dermatitis ... #Types #Classification
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Differential Diagnosis Algorithm ... ) • Nummular Dermatits ... anyone - Allergic ... #Eczematous #SkinRash ... Differential #Diagnosis #Algorithm
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Differential Diagnosis Algorithm ... • Contact dermatitis ... pemphigoid • Dermatitis ... Bullous systemic lupus ... Vesiculobullous #SkinRash
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... , and drug allergies ... , and systemic lupus ... - Contact dermatitis ... Hypersensitivity #Types #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Hay fever, Food allergies ... , Drug allergies ... glomerulonephritis, Systemic lupus ... Examples: Contact dermatitis ... #table #classification
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Differential Diagnosis Algorithm ... • Systemic Lupus ... • Acne • Allergy ... Differential #Diagnosis #Algorithm ... Causes #Hematology #Oncology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
febrile neutrophilic dermatosis ... CANDLE syndrome - Allergic ... contact dermatitis ... ’s syndrome - Lupus ... #dermatology #oncology