Differential diagnosis of dermatophytoses includes Folliculitis decalvans (a rare, scarring alopecia in which a patch of alopecia with pustules enlarges) Bacterial pyodermas Entities that cause scarring alopecia, such as discoid lupus erythematosus, lichen planopilaris, and pseudopelade Dissecting cellulitis Treatment of Dermatophytoses Topical or oral antifungals Sometimes corticosteroids Topical antifungals are generally adequate for skin infections (see Table: Options for Treatment of Superficial Fungal Infections *).