70 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
: • Scarring Alopecia ... Folliculitis decalvans, Tinea ... Broken Hair Shafts: Tinea ... , Traction alopecia ... Scaling, pustules, crusts
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... • Androgenetic alopecia ... Infectious • Tinea ... Shafts • Tinea ... Diagnosis #Algorithm #causes
Tinea Versicolor: Scaly well demarcated patches caused by fungal skin infection.

Charlie Goldberg, M.D. - UCSD Catalog
Tinea Versicolor ... demarcated patches caused ... #Dermatology #SkinRash ... #Tinea #Versicolor
Tinea Pedis: Scaly red erruption of the feet caused by fungal dermatitis.

Charlie Goldberg, M.D. - UCSD
Tinea Pedis: Scaly ... erruption of the feet caused ... #Dermatology #SkinRash ... #Tinea #Pedis #
Secondary Disseminated Syphilis

Case from my residency that @EstradaElJefe helped me publish in JGIM. One important finding
Disseminated Syphilis Case ... is the patchy alopecia ... Clinical #Photo #SkinRash ... #Alopecia
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
Tinea Versicolor ... dermatophyte infection Caused ... recalcitrant) #Tinea ... #Dermatology #SkinRash
Tinea Cruris: Fungal dermatitis of the genital region.

Charlie Goldberg, M.D. - UCSD Catalog of Clinical Images

#Clinical
Tinea Cruris: Fungal ... #Dermatology #SkinRash ... #Tinea #Cruris
Tinea Cruris: Fungal dermatitis of the genital region.

Charlie Goldberg, M.D. - UCSD Catalog of Clinical Images

#Clinical
Tinea Cruris: Fungal ... #Dermatology #SkinRash ... #Tinea #Cruris
Tinea, Inframammary Crease: Fungal dermatitis affecting the moist skin beneath this male patient's 
breast tissue

Charlie Goldberg,
Tinea, Inframammary ... #Dermatology #SkinRash ... #Tinea #Inframammary
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Nodosum #Mnemonic #Causes ... #Dermatology #SkinRash