Results 21 to 30 of about 317,906 (338)

Is Higher Viral Load in the Upper Respiratory Tract Associated With Severe Pneumonia? Findings From the PERCH Study. [PDF]

open access: yes, 2017
BACKGROUND.: The etiologic inference of identifying a pathogen in the upper respiratory tract (URT) of children with pneumonia is unclear. To determine if viral load could provide evidence of causality of pneumonia, we compared viral load in the URT of ...
Adrian, Peter V   +37 more
core   +1 more source

Vulnerability of deep neural networks for detecting COVID-19 cases from chest X-ray images to universal adversarial attacks [PDF]

open access: yes, 2020
Under the epidemic of the novel coronavirus disease 2019 (COVID-19), chest X-ray computed tomography imaging is being used for effectively screening COVID-19 patients.
Hirano, Hokuto   +2 more
core   +3 more sources

Epidemiology, co-infections, and outcomes of viral pneumonia in adults an observational cohort study [PDF]

open access: yes, 2015
Advanced technologies using polymerase-chain reaction have allowed for increased recognition of viral respiratory infections including pneumonia. Co-infections have been described for several respiratory viruses, especially with influenza.
Bledsoe, Stephanie   +8 more
core   +2 more sources

Impact of preceding flu-like illness on the serotype distribution of pneumococcal pneumonia.

open access: yesPLoS ONE, 2014
BackgroundEven though the pathogenicity and invasiveness of pneumococcus largely depend on capsular types, the impact of serotypes on post-viral pneumococcal pneumonia is unknown.Methods and findingsThis study was performed to evaluate the impact of ...
Joon Young Song   +3 more
doaj   +1 more source

Analysis of risk factors of fungal superinfections in viral pneumonia patients: A systematic review and meta‐analysis

open access: yesImmunity, Inflammation and Disease, 2023
Background Infections with fungi, such as Aspergillus species, have been found as common complications of viral pneumonia. This study aims to determine the risk factors of fungal superinfections in viral pneumonia patients using meta‐analysis.
Haiyang Ni   +5 more
doaj   +1 more source

Procalcitonin and C-reactive protein for invasive bacterial pneumonia diagnosis among children in Mozambique, a malaria-endemic area. [PDF]

open access: yesPLoS ONE, 2010
Pneumonia is the major cause of mortality and morbidity in children worldwide. Procalcitonin (PCT) and C-reactive protein (CRP) are used in developed countries to differentiate between viral and bacterial causes of pneumonia.
Núria Díez-Padrisa   +9 more
doaj   +1 more source

In vivo Neutralization of Pro-inflammatory Cytokines During Secondary Streptococcus pneumoniae Infection Post Influenza A Virus Infection [PDF]

open access: yes, 2019
An overt pro-inflammatory immune response is a key factor contributing to lethal pneumococcal infection in an influenza pre-infected host and represents a potential target for therapeutic intervention.
Boehme, Julia D.   +8 more
core   +1 more source

Clinicopathologic analysis of lethal influenza cases in 2009–2011

open access: yesЖурнал инфектологии, 2014
The authors conducted clinicopathologic analysis of 33 cases of lethal influenza caused mainly by influenza virus H1N1/California in northwest regions of Russia. Five types of structural changes in lungs were outlined: 1) massive serous-hemorrhagic edema
S. A. Gladkov   +4 more
doaj   +1 more source

Usefulness of cellular analysis of bronchoalveolar lavage fluid for predicting the etiology of pneumonia in critically ill patients. [PDF]

open access: yesPLoS ONE, 2014
The usefulness of bronchoalveolar lavage (BAL) fluid cellular analysis in pneumonia has not been adequately evaluated. This study investigated the ability of cellular analysis of BAL fluid to differentially diagnose bacterial pneumonia from viral ...
Sang-Ho Choi   +12 more
doaj   +1 more source

Unveiling the Pathological Mechanisms of Death Induced by SARS-CoV-2 Viral Pneumonia. [PDF]

open access: goldMicroorganisms
Oprinca GC   +12 more
europepmc   +3 more sources

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