7 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Lupus Erythematosus ... Syndrome, Contact Dermatitis ... #Allergic #Reactions
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Soluble antigen - Allergen-specific ... When the specific allergen ... lupus erythematosus ... - Contact dermatitis ... #Diagnosis #Reactions
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
• Contact dermatitis ... pemphigoid • Dermatitis ... • Bullous systemic ... lupus erythematous ... #dermatology #Differential
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
demarcated • Atopic Dermatitis ... • Seborrheic Dermatitis ... • Contact Dermatitis ... anyone - Allergic ... #dermatology #Differential
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... glomerulonephritis, Systemic ... lupus erythematosus ... Examples: Contact dermatitis ... #types #allergy
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
Atopic Dermatitis ... #diagnosis #causes ... #skinrash References ... Allergy. 2018;73 ... J Allergy Clin Immunol
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 ... Treatment: - Systemic