[Mycotic and bacterial flora in patients with nail disorders].

249 patients with a possible diagnosis of onychomycosis were studied. The majority of patients with diagnosis of mycosis had a different cause In our study only 96 cases (38.5%) had proved mycotic infection, 4 (1.6%) had a bacterial infection and the rest had different causes of lesion such as trauma, contact dermatitis, psoriasis, etc. The mycotic lesions were usually caused by dermatophytes: Trichophyton rubrum, T. mentagrophytes and T. tonsurans. The 2nd most frequent agents were years most of them Candida albicans. The 3rd group was formed by opportunist fungi. Most of the isolated bacterial were of cutaneous saprophytic flora, and in only 4 cases Pseudomonas aeruginosa was found.