Determining the Prevalence of Mites in Kindergartens and Children’s Room in Bogota

M O N D A Y 580 Determining the Prevalence of Mites in Kindergartens and Children's Room in Bogota Gustavo Cuadros, MSc, Maria M. Olivares, MD, Libardo Renteria, MD, Javier Pe~ Nuela, MD, Nidia Garzon, technician, David Rodriguez, MD, Enrique Fernandez-Caldas, PhD, Camila Marquez, MD; District Department of Health of Bogota, Bogota, Colombia, group of Clinical and Experimental Allergy University of Antioquia, MEDELLIN, Colombia, District Department of Health of Bogota, BOGOTA, Colombia, District Department of Health of Bogota, bogota, Colombia, Inmunotek, Madrid, Spain. RATIONALE: The District Department of Health and the Colombian Association of Allergy, Asthma and Immunology undertook designed a study to know the prevalent mite species and density; including 124 gardens and 341 homes of children, and a total of 1023 samples dust in homes and 372 dust samples in gardens. METHODS: We collected a total of 1,697 samples of dust mats, floor and garden toys and dust samples in the mattress, pillows and floor of the child’s room. RESULTS: The density of mites in the roomwas variable from 0 to 24000 mites / g of powder, whereas in gardens was 0 to 15,000mites / g of powder. The species reported were Der pt (20.5%), Che (4.6%), L d (4.7%), B t (2.7%) and 5 species were not characterized. CONCLUSIONS: There worrying levels of mites in homes and kindergartens. The most prevalent species was Der pt, and G f. 4 species were found that were not reported as a risk factor for allergy.