Determinación de Staphylococcus aureus resistente a la meticilina como colonizante nasal en el personal de salud del Hospital Vicente Corral Moscoso, Cuenca 2018

Abstract

BACKGROUND: The first outbreak of methicillin – resistant Staphylococcus aureus (MRSA) was recorded in the 70s in the United Kingdom, and this resistance spread throughout the world. The first outbreaks were only related to the intrahospital environments, having as carriers of this microorganism the own health personnel, in the 90s, MRSA strains acquired in the community were diagnosed. GENERAL OBJECTIVE: To establish the incidence of methicillin – resistant Staphylococcus aureus as a nasal colonizer in health professionals of the Vicente Corral Moscoso Hospital corresponding to the period May – October 2018. METHODOLOGY: The present investigation is of analytical and transversal type, 162 health workers were analyzed, samples of nasal swab were obtained for the later determination of S. aureus. The resistance to methicillin was diagnosed through the modified Kirby - Bauer method. The results obtained were examined in the SPSS software version 15.0 for their respective tabulation and analysis. RESULTS: In the year 2018, during the period May - October, an incidence of S. aureus of 20% was obtained, of these isolations 9,4% correspond to MRSA, with the job position of general practitioners, the areas where it was isolated MRSA were the intensive care unit (ICU) and hospitalization with incidents of 3,1% and 6,3% respectively. CONCLUSIONS: The incidence of MRSA found in nasal carriers is considered significant since, it represents a potential risk for the spread of colonization and nosocomial infections at the Hospital Vicente Corral Moscoso.