We report a 17-year-old man with destructive pulmonary embolism caused by Staphylococcus aureus bacteremia. The patient was not immunocompromised and had neither underlying diseases nor risk factors, such as concomitant influenza viral infection, which exacerbate staphylococcal infections. The rapid and extensive progression of pulmonary involvement in all lung fields make this a rare case; there have been few reports in the literature describing a similar radiographic appearance in patients with community-acquired staphylococcal bacteremia. In-vitro studies did not demonstrate the production of enterotoxins or toxic shock syndrome toxin 1 (TSST-1) by the isolated strain, but genetic analysis detected Panton-Valentine leukocidine gene from the strain. Subsequent empyema with bilateral pneumothorax was prolonged because of superinfection with both methicillin-resistant Staphylococcus aureus and Pseudomonas aeruginosa. Optional surgical treatments, including thoracostomy and thoracopneumoplasty, finally improved his condition.
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http://dx.doi.org/10.1007/s101560200014 | DOI Listing |
Invest Radiol
October 2024
From the Institute for Diagnostic and Interventional Radiology, University Hospital Zurich, University Zurich, Zurich, Switzerland (B.K., F.E., J.K., T.F., L.J.); Advanced Radiology Center, Department of Diagnostic Imaging and Oncological Radiotherapy, Fondazione Policlinico Universitario "A. Gemelli" IRCCS, Rome, Italy (C.S., A.R.L.); and Section of Radiology, Department of Radiological and Hematological Sciences, Università Cattolica del Sacro Cuore, Rome, Italy (A.R.L.).
Objectives: The aim of this study was to evaluate the feasibility and efficacy of visual scoring, low-attenuation volume (LAV), and deep learning methods for estimating emphysema extent in x-ray dose photon-counting detector computed tomography (PCD-CT), aiming to explore future dose reduction potentials.
Methods: One hundred one prospectively enrolled patients underwent noncontrast low- and chest x-ray dose CT scans in the same study using PCD-CT. Overall image quality, sharpness, and noise, as well as visual emphysema pattern (no, trace, mild, moderate, confluent, and advanced destructive emphysema; as defined by the Fleischner Society), were independently assessed by 2 experienced radiologists for low- and x-ray dose images, followed by an expert consensus read.
Probl Radiac Med Radiobiol
December 2024
State Institution «National Scientific Center for Radiation Medicine, Hematology and Oncology of the National Academy of Medical Sciences of Ukraine», 53 Yuriia Illienka Str., Kyiv, 04050, Ukraine.
Unlabelled: The emergency destruction of the 4th reactor of the Chornobyl nuclear power plant necessitated large-scale emergency work, which involved large contingents of specialists. Analysis the mortality of Chornobyl clean-up workers isan important and relevant basis for planning medical protection measures in conditions of a potential threat ofemergency and other radiation situations.The objective of this work is to determine the levels and relative risks of mortality of Chornobyl clean-up workers in1986-1987 years from major non-tumor diseases depending on the received dose of radiation exposure, taking intoaccount age and time after the accident (period of epidemiological studies 1988-2021).
View Article and Find Full Text PDFWei Sheng Yan Jiu
November 2024
Shanghai University of Medicine & Health Sciences, Shanghai 200237, China.
Objective: To investigate the protective effect of lycopene on lung oxidative damage induced by atmospheric fine particulate matter(PM_(2.5)) in rats.
Methods: Sixty 7-week-old male Sprague-Dawley rats were randomly divided into six groups: normal control group, PM_(2.
J Zoo Wildl Med
December 2024
Animal Health Department, Chester Zoo, Upton, Chester, CH2 1LH, United Kingdom.
Malaysian fire snails , face threats to their environment, including habitat destruction and the illegal wildlife trade. Captive breeding projects are likely to play a role in the survival of this species; however, mortality in captive populations potentially presents a significant challenge. This paper presents the results of histopathologic examination of tissues from 10 casualties in a captive population at Chester Zoo.
View Article and Find Full Text PDFQuant Imaging Med Surg
December 2024
Department of Minimally Invasive Tumor Therapies Center, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, and Peking Union Medical College, Chinese Academy of Medical Sciences, Beijing, China.
Background And Objective: In patients diagnosed with bladder cancer (BC), muscle-invasive bladder cancer (MIBC) accounts for 25%, including tumors invading the intrinsic muscle layer (T2), surrounding tissues of the bladder (T3), or adjacent pelvic organs/structures (T4). Cryoablation promises to be a novel interventional oncology technique, which effectively induces cellular destruction through freezing and thawing cycles. In addition to the direct tumor-killing effect, it also has a tumor-immune effect.
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