8 results
Contact Dermatitis: Inflammatory response to topical irritant. Note the linear distribution 
across the knuckles, caused by
Contact Dermatitis ... the knuckles, caused ... Images #Clinical #Dermatology ... #SkinRash #Contact ... #Photo #UCSDH
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Diagnosis Algorithm ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #dermatology #Differential ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Diagnosis Algorithm ... • Contact Dermatitis ... #Eczematous #SkinRash ... #dermatology #Differential ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
drinks • Perioral Dermatitis ... centered around hair ... #Pustular #SkinRash ... #dermatology #Differential ... #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Disease: Discoid lupus ... Consider HIV) • Contact ... #Differential # ... Diagnosis #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Diagnosis Algorithm ... Shafts Intact or ... HairLoss #Alopecia #dermatology ... #causes
Dermatomyositis with heliotrope rash, shawl sign, and Gottron's papules

A middle-aged man describes progressive difficulty combing his
difficulty combing his hair ... Nutrient def. w dermatitis ... #heliotrope #skinrash ... GottronsPapules #dermatology ... #clinical #photo
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Diagnosis Algorithm ... • Discoid lupus ... Shafts Intact or ... Focal #Localized #dermatology ... #causes