Frecuencia de Onicomicosis según Koh y cultivo en adultos de las parroquias de Gualaceo, 2017

Abstract

BACKGROUND: Onychomycosis, an infection caused by fungi that affects fingernails and toenails, which is common in the elderly and infrequent in children, accounts for 30% to 50% of superficial mycotic infections (1). OBJECTIVE: To determine the frequency of onychomycosis according to KOH and culture in adults aged 45-80 who attended the health centers of the parishes of Gualaceo, 2017.

METHODOLOGY: The study was descriptive, cross-sectional, with a universe of 2,174 inhabitants aged 45-80 who attended the health centers of the parishes of Gualaceo; the sample was of 207 randomly selected adults. The sample was taken by scraping with a scalpel and processed in the Diagnostic Center of the Faculty of Medical Sciences.

USE OF RESULTS: Onychomycosis frequency was 31.5%, the most frequent age was between 60-64 years (25.5%) in toenails and over 70 years (35.7%) in nails of hands, with predominance of women (56.0%). In the KOH test of the nails of the hands, 1% (2) was positive and 6,9% (14) positive culture and the most frequent agents were dermatophytes (42.9%), Aspergillus flavus (21.4% ) and Aspergillus Niger and yeasts (14.3%); KOH obtained 11.1% (23) and culture 24.6% (51) of positive samples, the most frequent agents were: Trichophyton rubrum (58.8%), Trichophyton mentagrophytes (19 , 6%) and Trichophyton tonsurans (11.8%)