[Majocchi granuloma. Advantages of optical brightener staining in a case report].

A patient presented with Majocchi granuloma caused by T. rubrum. By the use of optical brighteners, fungal elements in the deep dermis could be detected more sensitive than with PAS staining. Healing was achieved by long-term use of oral terbinafine (250 mg per day 12 weeks, followed by 250 mg once per week for another 12 weeks).