BACKGROUND Despite the strong association between secondary dengue virus (DENV) infections and dengue hemorrhagic fever (DHF), the majority of secondary infections are subclinical or mild. The determinants of clinical severity remain unclear, though studies indicate a titer-dependent and time-dependent role of cross-protective anti-DENV antibodies. METHODS Data from 2 sequential prospective c...

background: resistance to anti-tuberculosis (tb) drugs is a global problem. previous studies showed that the prevalence of primary mdr-tb is higher and has been increasing. the purpose of this study was to determine the primary drug resistance in strains isolated from patients with smear-positive of the new cases to anti-tb drugs. methods: in this cross-sectional study, 266 smear positive pulmo...

conclusions despite implementation of community-level harm reduction strategies in iran, infectious complications due to illicit drug use are frequent and often require care at the hospital. introducing harm reductions services at an inpatient level may improve the quality of care provided and help reduce the burden of accrue from drug use. background infectious complications among injection dr...

aims: the internal unit and icu of hospitals are a suitable environment for growing of bacteria such as staphylococcus epidermidis, pseudomonas and acinetobacters. the aim of this study was to evaluate the efficacy of using disinfectants on bacterial remove in isfahan city, iran, hospitals. instrument & methods: this descriptive study was performed in isfahan city, iran, hospitals in 2015. 200 ...

objective: the lack of adequate recognition of health importance of non-hiv reproductive health infections (rhis) in nigeria has led into this study, which was to determine clinical pathogens in non-hiv rhi in nigeria using a tertiary health facility as case study. materials and methods: a nine-year investigation was carried out between 1997 and 2005 on 4047 (n = 1626 males; n = 2421 females) p...

Dengue viruses (DENVs) are mosquito-borne flaviviruses that infect humans. The clinical presentation of DENV infection ranges from inapparent infection to dengue hemorrhagic fever and dengue shock syndrome. We analyzed samples from a pediatric dengue cohort study in Sri Lanka to explore whether antibody responses differentiated clinically apparent infections from clinically inapparent infection...

Aims and Background: For a long time, intestinal parasite infections are among the major problems of Public health in Iran. Our aim was epidemiological studies on the frequency of intestinal parasites in patients referred to medical centers of Shahid Sadoughi University in Yazd during 2015-2016. Materials and Methods: In a two years cross-sectional study in the medical centers of Shahid Sadoug...