11 results
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Diagnosis Algorithm ... blisters, possibly crusts ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Disease: Discoid lupus ... : Lupus erythematosus ... Scaling, pustules, crusts ... #Differential #
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Diagnosis Algorithm ... • Discoid lupus ... • Aplasia cutis ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Diagnosis Algorithm ... drinks • Perioral Dermatitis ... thick honey-yellow crusts ... #Pustular #SkinRash ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash - Differential ... Diagnosis Algorithm ... #Eczematous #SkinRash ... #Diagnosis #Algorithm ... #causes
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
) - Differential ... Diagnosis Algorithm ... • Discoid lupus ... • Aplasia cutis ... #causes
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
HIV - Hepatitis, dermatitis ... anything L - Lupus ... ulcers, arthritis, alopecia ... Could be lupus in ... Mnemonic #Diagnosis #Differential
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
) - Differential ... Diagnosis Algorithm ... Irreversible-biopsy required • Lupus ... #Diagnosis #Algorithm ... #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash - Differential ... Diagnosis Algorithm ... soles • Discoid Lupus ... Papulosquamous #SkinRash ... #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Skin Ulcers - Differential ... Diagnosis Algorithm ... Lichen planus • Lupus ... #Oral #mouth #SkinRash ... #causes