29 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Gravis, Graves' Disease ... • Ex: Systemic Lupus ... Syndrome, Contact Dermatitis
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash - Differential ... ) • Nummular Dermatits ... anyone - Allergic ... #Eczematous #SkinRash ... #dermatology #Differential
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash - Differential ... • Contact dermatitis ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #dermatology #Differential
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... during hemolytic disease ... , and systemic lupus ... - Contact dermatitis ... Diagnosis #Reactions #Table
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... reaction, Haemolytic disease ... glomerulonephritis, Systemic lupus ... Examples: Contact dermatitis ... #table #classification
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung diseases ... SLE : systemic lupus ... CTILD #Diagnosis #Differential ... #Comparison #Table
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... gonorrhoeae, Viral, Allergic ... Foreign body • Keratitis ... #Eye #redeye #Differential ... #Diagnosis #table
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
, a disease with ... This disease imposes ... #dermatology #skinrash ... Allergy. 2018;73 ... J Allergy Clin Immunol
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung Diseases ... a.k.a. extrinsic allergic ... Connective Tissue Disease ... Polymyositis-dermatomyositis, Lupus ... ILD #diagnosis #differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin Disease ... : Discoid lupus ... Scarring Alopecia: Lupus ... of any comorbid disease