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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Infectious • Tinea ... - Secondary to Skin ... Shafts • Tinea ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Localized / Focal ... Folliculitis decalvans, Tinea ... Capitis - Skin ... , pustules, crusts ... Differential #Diagnosis #dermatology
Tinea Versicolor: Scaly well demarcated patches caused by fungal skin infection.

Charlie Goldberg, M.D. - UCSD Catalog
Tinea Versicolor ... demarcated patches caused ... by fungal skin ... Images #Clinical #Photo ... #Dermatology #SkinRash
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... Infectious • Tinea ... - Secondary to Skin ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- small oval scaling ... parallel to lines of skin ... nummular eczema, tinea ... rosea #clinical #dermatology ... #photo #PhysicalExam
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Herald's atch • Tinea ... Papulosquamous #SkinRash ... #dermatology #Differential
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
alopecia • Red ... with keratotic scaling ... hair follicles -> causes ... cells -> Incr local ... inflammation on skin
Psoriasiform Scalp Findings in Dermatomyositis

Scalp: DM patients can present with a psoriasiform scalp eruption characterized redness,
alopecia that can ... presenting sign in some cases ... #Scalp #sign #SkinRash ... Dermatomyositis #Dermatology ... #Clinical #Photo
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... distribution, sparing ... #Pustular #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... vesicles, erosions scaling ... #Eczematous #SkinRash ... #dermatology #Differential