Delve into this review for the USMLE on dermatology, which covers essential conditions and treatments. Topics include vitiligo, tinea versicolor, eczema, contact dermatitis, seborrheic dermatitis, stasis dermatitis, psoriasis, and more. Learn differential diagnoses, characteristic signs, and appropriate treatments for each condition, such as topical steroids for eczema and ketoconazole for tinea versicolor. Additionally, this review address autoimmune associations, the significance of proper identification and treatment of skin infections, and the importance of recognizing dermatological emergencies like necrotizing fasciitis. Detailed explanations and high-yield notes are provided for effective exam preparation.