نتایج جستجو برای: viral infection
تعداد نتایج: 555358 فیلتر نتایج به سال:
BACKGROUND Serum procalcitonin levels have been used as a biomarker of invasive bacterial infection and recently have been advocated to guide antibiotic therapy in patients with chronic obstructive pulmonary disease (COPD). However, rigorous studies correlating procalcitonin levels with microbiologic data are lacking. Acute exacerbations of COPD (AECOPD) have been linked to viral and bacterial ...
OBJECTIVES/HYPOTHESIS The role of respiratory viral infection in the pathogenesis of chronic rhinosinusitis (CRS) has been rarely studied and remains controversial. The aim of this study was to explore the prevalence of respiratory viruses in the chronic status of CRS. STUDY DESIGN A case-control prospective study. METHODS Fifty-three control subjects, and 67 CRS with nasal polyp (CRSwNP) a...
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