Contrast medium indicated nephropathy (CMIN) is a iatrogenic disorder by which patients become inflicted due to contrast medium exposure. Prevalence of this disorder might increase as more and more diagnostic and intervence radiology has been used. The article is focused on known pathofysiological mechanisms that are responsible for CMIN incidence. There are many risk factors guided by more frequent development of this complication, in particular diabetes mellitus, preexisting renal disease, hypertensis. Plus, the risk of CMIN is much higher in patients with risky medication. Measures to prevent contrast nephropathy coincidence are mentioned; however, some of them require more support and evidence in studies. The possible incidence of CMIN has to be taken into account and prevented by respective measures.
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World Neurosurg
January 2025
Department of Neurosurgery, Ken-o-Tokorozawa Hospital, Tokorozawa, Saitama, Japan.
Background: Indications for carotid endarterectomy (CEA) and reduction of complications require evaluation of the plaque properties and location of the distal end of the plaque. High cervical location can be predicted from the anatomy of the vertebral body and mandibular bones, and the locations of the posterior belly of the digastric muscle and stylohyoid muscle. Magnetic resonance (MR) imaging without contrast medium is useful for preoperative evaluation of the plaque, arteries, and bone characterization.
View Article and Find Full Text PDFChemosphere
January 2025
Department of Chemistry, Federal University of São Carlos, São Carlos, SP, Brazil. Electronic address:
Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous environmental pollutants, detected even in remote regions such as the Antarctic, Arctic, and Tibetan Plateau. Thus, understanding their biodegradation processes at low temperatures is crucial. Therefore, the potential of fungal strains from the Antarctic to biodegrade PAHs was explored.
View Article and Find Full Text PDFRadiographics
February 2025
From the Department of Radiology, Division of Abdominal Imaging, Mayo Clinic, 200 1st Street SW, Rochester, MN 55905 (K.C.H., M.L.W., C.L.W., J.F., S.K.V.); Department of Medical Imaging, University of Ottawa, Ottawa, Ontario, Canada (K.C.H.); Department of Medical Imaging, Beaujon University Hospital, Clichy, France (M.R.); HT Medica, Madrid, Spain (A.L.); Department of Radiology, University of Vienna, Vienna, Austria (A.B.S.); Department of Radiology, Sun Yat Sen University, Guangzhou, China (J.W.); and Department of Radiology, Division of Abdominal Imaging, Mayo Clinic, Scottsdale, Ariz (A.C.S.).
Hepatobiliary (HB) contrast agents are increasingly valuable diagnostic tools in MRI, offering a wider range of applications as their clinical use expands. Normal hepatocytes take up HB contrast agents, which are subsequently excreted in bile. This property creates a distinct HB phase providing valuable insights into liver function and biliary anatomy.
View Article and Find Full Text PDFInt Ophthalmol
January 2025
Department of Ophthalmology, Central Theater General Hospital, 627 Wuluo Road, Wuhan, 430070, China.
Purpose: The purpose is to evaluate the effect of drainage from intentional extramacular holes after internal limiting membrane insertion to treat macular hole retinal detachment (MHRD) in highly myopic eyes.
Methods: This study is a retrospective, observational, and comparative case series that included 25 consecutive highly myopic eyes with MHRD. All eyes underwent standard 23-gauge vitrectomy, inverted internal limiting membrane insertion into the macular hole, subretinal fluid drainage from an intentionally created extramacular retinal hole, and tamponade with either silicone oil (SO group, n = 13) or perfluoropropane (CF group, n = 12).
Biochim Biophys Acta Mol Cell Res
January 2025
Key Laboratory of Laboratory Medicine, Ministry of Education, Wenzhou Key Laboratory of Cancer Pathogenesis and Translation, School of Laboratory Medicine and Life Sciences, Wenzhou Medical University, Wenzhou, Zhejiang 325035, China. Electronic address:
The imbalance of microglial homeostasis is highly associated with age-related neurological diseases, where cytosolic endogenous DNA is also likely to be found. As the main medium for storing biological information, endogenous DNA could be localized to cellular compartments normally free of DNA when cells are stimulated. However, the intracellular trafficking of endogenous DNA remains unidentified.
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