4 results
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
classic trailing scale ... Commonly mistaken for tinea ... Classically has a rim of scale ... #clinical #photo ... #dermatology #skinrash
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
cellulitis of the scalp ... Scaling, pustules, crusts ... , erosions, or erythema ... #Diagnosis #dermatology ... #Hairloss
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Alopecia totalis (all scalp ... Diffuse #Focal #HairLoss ... #Alopecia #dermatology ... #Differential #
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
honey-colored crusts ... • Tinea versicolor ... with site, (e.g„ tinea ... ; pruritis #dermatology ... #rash #differential