A 54-year-old woman with a symptomatic giant hepatic hemangioma underwent an extended left hepatic trisegmentectomy complicated by 250-350 mL/d postoperative bilious drainage. After 5 months of therapy, drainage was unabated, and the patient was no longer a surgical candidate. Sinography revealed three distinct isolated bile duct leaks involving segments 6, 7, and 8. Endobiliary segmentectomy was achieved by obliterating the isolated systems with ethylene-vinyl alcohol copolymer (Onyx; ev3, Plymouth, Minnesota) during three fluoroscopic procedures. Bilious leaks were successfully eliminated, and compensatory hypertrophy of noninvolved liver occurred. At 2 years from the last embolization procedure, the patient remained asymptomatic with no bilious leak.
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http://dx.doi.org/10.1016/j.jvir.2014.07.027 | DOI Listing |
ACS Earth Space Chem
December 2024
Thermal Protection Materials Branch, NASA Ames Research Center, Moffett Field, California 94035, United States.
Molecular dynamics simulations were performed to characterize reaction products, resulting from solar wind irradiation, namely, H, of methane and methane-water ices. In our approach, we used seven 0.829 keV H (total energy of 5.
View Article and Find Full Text PDFACS Appl Mater Interfaces
December 2024
Microcellular Plastics Manufacturing Laboratory, Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario M5S 3G8, Canada.
In this study, we proposed a novel technique to simultaneously enhance the oxygen barrier properties and stiffness of high-density polyethylene (HDPE) while preserving its ductility. By utilizing in situ nanofibrillation, fiber-in-fiber composites of an HDPE matrix and ethylene-vinyl alcohol (EVOH) nanofibers were fabricated. Due to the high interfacial tension between HDPE and EVOH, stemming from their differences in chemical structure and polarity, styrene/ethylene-butylene/styrene copolymer grafted with maleic anhydride (SEBS--MA) was used as a compatibilizer to improve the affinity between the two polymers.
View Article and Find Full Text PDFJ Food Sci
December 2024
Department of Food Safety and Quality, Nofima - Norwegian Institute of Food, Fisheries and Aquaculture Research, Ås, Norway.
The aim of this study was to evaluate if high barrier recyclable material polyethylene/ethylene vinyl alcohol (PE/EVOH) can be an alternative non-recyclable polyamides (PA)/PE laminate and also if high barrier is required or recyclable PE material with low barrier properties is good enough to maintain the quality of thermally processed mashed potato and ground carrot. The oxygen transmission rate (OTR) of the PA/PE and PE films decreased after heat treatment, while no change was observed for PE/EVOH films. Food contact did not impact the OTR of PA/PE and PE/EVOH films, while the OTR of PE films decreased.
View Article and Find Full Text PDFFood Res Int
November 2024
Department of Biological Systems Engineering, Washington State University, P.O. Box-646120, WA 99164-6120, USA. Electronic address:
Pressure-assisted thermal sterilization (PATS) utilizes flexible packaging with low oxygen and water vapor transmission rates (OTRs, WVTRs). In this study, pouches made from metal oxide (MO)-coated (A-D) and ethylene vinyl alcohol (EVOH)-containing (E, F) multilayer films were filled with water and mashed potatoes (MP), preheated at 98 ± 0.5 °C for 10 min, and processed using a pilot-scale high-pressure processing machine (HPP) at 600 ± 5 MPa for 300 s.
View Article and Find Full Text PDFBMJ Case Rep
November 2024
Department of Radiology, Dalhousie University Faculty of Medicine, Halifax, Canada
A woman in her mid-50s who had undergone a subtotal resection of a peritorcular meningioma 3 years earlier presented with symptoms suggestive of increased intracranial pressure. A delayed diagnosis of a torcular dural arteriovenous fistula (dAVF) diagnosis was made on MRI. Digital subtraction angiography confirmed a torcular dAVF (Borden type II).
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