8 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
: Summary Type ... conjunctivitis Type ... • Ex: Systemic Lupus ... Syndrome, Contact Dermatitis ... #Reactions #Types
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Dermatitis - ... mediated, delayed-type ... hypersensitivity ... #Contact #Dermatitis ... Dermatology #Rash #Skin
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... , and drug allergies ... , and systemic lupus ... - Contact dermatitis ... sclerosis #Hypersensitivity
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
of hypersensitivity ... glomerulonephritis, Systemic lupus ... Examples: Contact dermatitis ... Graft rejection #hypersensitivity ... classification #comparison
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Differential Diagnosis Algorithm ... anyone - Allergic ... #Eczematous #SkinRash ... Differential #Diagnosis #Algorithm
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Differential Diagnosis Algorithm ... • Contact dermatitis ... Bullous systemic lupus ... Vesiculobullous #SkinRash
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
febrile neutrophilic dermatosis ... such as certain types ... CANDLE syndrome - Allergic ... contact dermatitis ... ’s syndrome - Lupus
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Erythema ab igne • A dermatosis ... centrifugum • A chronic skin ... form of delayed-type ... hypersensitivity ... PrathitKulkarni #Erythemas #comparison