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
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Dermatological Conditions - Distribution ... honey-colored crusts ... • Tinea versicolor ... with site, (e.g„ tinea ... dermatology #rash #differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... cellulitis of the scalp ... Folliculitis decalvans, Tinea ... Disease: Discoid lupus ... , erosions, or erythema
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Algorithm Pruritic / Scaly ... drinks • Perioral Dermatitis ... periorbital & nasolabial distribution ... thick honey-yellow crusts ... #Pustular #SkinRash