<unk>  is an infection of the nail plate by fungus caused by<unk>  In one study<unk> parapsilosis was the most common species;<unk> albicans is also a common agent.
Candidal onychomycosis
Psoriatic onychodystrophy
Deep dermatophytosis
Malassezia folliculitis
Onychomycosis
Superficial granulomatous pyoderma
Cutaneous actinomycosis
Phytophotodermatitis