6 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... - Secondary to Skin ... • Discoid lupus ... • Aplasia cutis ... #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
- Differential Diagnosis ... Localized / Focal ... Capitis - Skin ... Disease: Discoid lupus ... Scaling, pustules, crusts
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... - Secondary to Skin ... • Discoid lupus ... • Aplasia cutis ... #Algorithm #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... blisters, possibly crusts ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #Algorithm #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... centered around hair ... thick honey-yellow crusts ... #Pustular #SkinRash ... #Algorithm #causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Folliculitis - Any hair-bearing ... honey-colored crusts ... collarette of scale • Tinea ... with site, (e.g„ tinea ... #differential #diagnosis