12 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Ex: Antibiotic allergies ... • Ex: Systemic Lupus ... Syndrome, Contact Dermatitis ... #Types #Classification ... #Diagnosis #Definitions
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
- Differential Diagnosis ... Algorithm Eczematous ... veins, venous ulcers ... anyone - Allergic ... #Eczematous #SkinRash
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
- Differential Diagnosis ... Algorithm Single ... Lichen planus • Lupus ... #Oral #mouth #SkinRash ... #Algorithm #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... Algorithm Vesicles ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #Algorithm #causes
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
, and drug allergies ... , and systemic lupus ... - Contact dermatitis ... Hypersensitivity #Types #Classification ... #Diagnosis #Reactions
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... - Differential Diagnosis ... Algorithm Physical ... • Factitious disorder ... #ulcerative #skinrash
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Mucous Membrane Disorder ... - Differential Diagnosis ... Algorithm Erosions ... /Ulcers/Blisters ... • Systemic lupus
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Purpura - Skin ulcers ... Labs/Diagnosis: ... (e.g. systemic lupus ... Cryoglobulins #diagnosis ... #types #classification
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
medications #treatment #diagnosis ... #dermatology #skinrash ... Allergy. 2018;73 ... patients with atopic disorders ... J Allergy Clin Immunol
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
febrile neutrophilic dermatosis ... Rare Disorder: ... CANDLE syndrome - Allergic ... contact dermatitis ... ’s syndrome - Lupus