Dermatophytes
Tinea corporis (ringworm), includes tinea gladiatorum and tinea faciei
Tinea capitis (ringworm of the scalp)
Tinea cruris (jock itch)
Tinea pedis (athlete's foot)
Tinea unguium (onychomycosis)
Tinea manuum (commonly presents with “one-hand, two-feet” involvement)
Tinea barbae (beard infection in male adolescents and adults)
Tinea incognito (altered appearance of dermatophyte infection caused by topical steroids)
Candida (yeast) and mold, which may cause onychomycosis or coexist in a dystrophic nail
Pityriasis versicolor (formerly tinea versicolor) caused by Malassezia species
Uncommon fungal skin infections that involve other organs (e.g., blastomycosis, sporotrichosis)