introduction: hypertrophied tonsils and adenoids may cause upper airway obstruction and cardio-pulmonary complications due to pulmonary arterial hypertension. the aim of this study was to determine the correlation between mean pulmonary arterial pressure (mpap) and selected adenotonsilar hypertrophy indexes. materials and methods: thirty two patients with upper-airway obstruction resulting from...

This study investigates the land surface temperature (LST) distribution from thermal infrared data for analyzing the characteristics of surface coverage using the Vegetation-ImperviousSoil (VIS) approach. A set of ten images, obtained from Landsat-5 Thematic Mapper, between 2001 and 2010, were used to study the urban environmental conditions of 47 neighborhoods of Porto Alegre city, Brazil. Por...

BACKGROUND Streptococcus pneumoniae is one of the major bacterial pathogens colonizing nasopharynx, and often causes upper respiratory tract infections in children. We investigated the prevalence of S. pneumoniae in nasopharynx and adenoid core in 57 children aged 2-5 years who underwent adenoidectomy for recurrent pharyngotonsillitis, and we determined serotypes and antibiotic resistance patte...

OBJECTIVE Review evidence about modifiable risk factors for recurrent acute otitis media. SOURCE OF DATA MEDLINE with no language restriction, from January 1966 to July 2005, using descriptors "acute otitis media/risk factors". Two hundred and fifty-seven articles were obtained. These included randomized clinical trials, cohorts, case-control and cross-sectional studies that contained analyse...