8 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... Penicillin-induced drug reaction ... Syndrome, Contact Dermatitis ... (ie. reaction to ... #Allergic #Reactions
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... development of allergen-specific ... Allergic reaction ... Initial exposure to allergen ... Syndrome • Contact Dermatitis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Mechanism of Action: Allergen-specific ... Acute transfusion reaction ... Examples: Contact dermatitis ... #types #allergy
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Soluble antigen - Allergen-specific ... When the specific allergen ... - Contact dermatitis ... Pathophysiology #Allergy ... #Diagnosis #Reactions
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
antibiotics and avoid allergic ... reactions, C. diff ... Pseudocellulitis: • Drug reaction ... • Contact dermatitis ... stasis • Stasis dermatitis
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
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
inflammatory or allergic ... reactions. ... eczema, scabies, or allergic ... reactions. ... o Drug Reactions
Nail Pathologies - Findings in or Near Nails

Paronychia 

A superficial infection of the proximal and lateral
infection, and allergic ... reactions to nail ... photosensitive drug reactions ... or chemical dermatitis