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http://dx.doi.org/10.1016/j.amjmed.2016.08.050 | DOI Listing |
J Imaging
December 2024
Department of Biomedical Engineering, Medical College of Wisconsin, Milwaukee, WI 53226, USA.
Radiation therapy (RT) is widely used to treat thoracic cancers but carries a risk of radiation-induced heart disease (RIHD). This study aimed to detect early markers of RIHD using machine learning (ML) techniques and cardiac MRI in a rat model. SS.
View Article and Find Full Text PDFPhys Imaging Radiat Oncol
October 2024
Department of Radiotherapy, University Medical Center Utrecht, Heidelberglaan 100, 3584 CX Utrecht, the Netherlands.
Background/purpose: Radiation-induced cardiac toxicity in lung cancer patients has received increased attention since RTOG 0617. However, large cohort studies with accurate cardiac substructure (CS) contours are lacking, limiting our understanding of the potential influence of individual CSs. Here, we analyse the correlation between CS dose and overall survival (OS) while accounting for deep learning (DL) contouring uncertainty, uncertainty and different modelling approaches.
View Article and Find Full Text PDFStem Cell Res Ther
December 2024
Beijing Institute of Radiation Medicine, Beijing, 100850, China.
Background: Radiation-induced heart disease (RIHD) is one of the most serious complications of radiation therapy (RT) for thoracic tumors, and new interventions are needed for its prevention and treatment. Small extracellular vesicles (sEVs) from stem cells have attracted much attention due to their ability to repair injury. However, the role of umbilical cord mesenchymal stem cell (UCMSC)-derived sEVs in protecting cardiac organoids from radiation-induced injury and the underlying mechanisms are largely unknown.
View Article and Find Full Text PDFBMC Cancer
December 2024
Department of Biomedical Sciences, Namur Research Institute for Life Sciences, (NARILIS), Faculty of Medicine, University of Namur, Namur, Belgium.
Background: Lung cancer is a leading cause of cancer mortality and may require high-dose thoracic radiation therapy (RT). However, RT significantly increases the risk of radiation-induced cardiac events, such as pericarditis, cardiomyopathy, and ischemic heart diseases. Despite evidence from clinical trials showing that higher RT doses are associated with poorer survival outcomes due to these cardiac effects, data on dose-volume predictors of such events in lung cancer remain sparse.
View Article and Find Full Text PDFInt Immunopharmacol
January 2025
Department of Integrated Chinese and Western Medicine, Gansu University of Chinese Medicine, Lanzhou, Gansu 730000, China; Center for Heart, Lanzhou University of the First Hospital, Lanzhou, Gansu 730030, China. Electronic address:
Due to the unavoidable impact of ionizing radiation on the heart located near the mediastinum, varying degrees of myocardial damage may occur. As a result, the clinical application of radiotherapy in cancer treatment is significantly limited. However, the molecular mechanisms underlying radiation-induced heart disease (RIHD) are not yet fully understood, and there is a lack of disease-specific treatment strategies.
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