12 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Penicillin-induced drug reaction ... Syndrome, Contact Dermatitis ... (ie. reaction to ... #Allergy #Allergic ... #Reactions #Types
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
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
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Drug Reaction with ... known as drug hypersensitivity ... reaction, DRESS ... associated with allergic ... Images #Clinical #Dermatology
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Drug Reaction with ... known as drug hypersensitivity ... reaction, DRESS ... associated with allergic ... Images #Clinical #Dermatology
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 ... #allergy #table
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... When the specific allergen ... - Contact dermatitis ... sclerosis #Hypersensitivity ... #Diagnosis #Reactions
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
released during an allergic ... reaction or asthma ... basophilic leukemia Hypersensitivity ... Or Inflammatory Reactions ... Diagnosis #causes #hematology
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
antibiotics and avoid allergic ... reactions, C. diff ... • Contact dermatitis ... stasis • Stasis dermatitis ... mimickers #Causes #dermatology
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
#eczema #dermatology ... corticosteroids in dermatology ... D, Galloway G, Murray ... Allergy. 2018;73 ... J Allergy Clin Immunol