14 results
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Dermatitis - ... , delayed-type hypersensitivity ... #Contact #Dermatitis ... #Allergic #Allergy ... #Dermatology #Rash
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity ... Immunological Target: Allergen ... fever, Urticaria, Allergic ... Syndrome, Contact Dermatitis ... #Allergy #Allergic
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... mediated; exposure to allergen ... Allergic reaction ... Initial exposure to allergen ... Syndrome • Contact Dermatitis
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... Days to Weeks (Rash ... happypillsrx/ #hypersensitivity ... Classification #Allergy
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... ) • Nummular Dermatits ... • Seborrheic Dermatitis ... • Contact Dermatitis ... anyone - Allergic
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... Soluble antigen - Allergen-specific ... When the specific allergen ... - Contact dermatitis ... sclerosis #Hypersensitivity
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... Mechanism of Action: Allergen-specific ... Examples: Contact dermatitis ... Graft rejection #hypersensitivity ... reactions #types #allergy
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
pearls about atopic dermatitis ... Atopic Dermatitis ... D, Galloway G, Murray ... 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 ... sudden onset of a rash ... - Rash: multiple ... CANDLE syndrome - Allergic ... contact dermatitis
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
• Seborrheic dermatitis ... scale • Atopic dermatitis ... Deep vesicles • Allergic ... contact dermatitis ... #dermatology #rash