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1篇 您的检索式:作者名="Daniel S.Berman"
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1Novel SPECT Technologies and Approaches in Cardiac Imaging显示文摘Recent novel approaches in myocardial perfusion single photon emission CT(SPECT)have been facilitated by new dedicated high-effi ciency hardware with solid-state detectors and optimized collimators.New protocols include very low-dose(1 mSv)stress-only,two-position imaging to mitigate attenuation artifacts,and simultaneous dual-isotope imaging.Attenuation correction can be performed by specialized low-dose systems or by previously obtained CT coronary calcium scans.Hybrid protocols using CT angiography have been proposed.Image quality improvements have been demonstrated by novel reconstructions and motion correction.Fast SPECT acquisition facilitates dynamic fl ow and early function measurements.Image processing algorithms have become automated with virtually unsupervised extraction of quantitative imaging variables.This automation facilitates integration with clinical variables derived by machine learning to predict patient outcome or diagnosis.In this review,we describe new imaging protocols made possible by the new hardware developments.We also discuss several novel software approaches for the quantifi cation and interpretation of myocardial perfusion SPECT scans.Piotr Slomka Guang-Uei Hung Guido Germano Daniel S.Berman 2016Cardiovascular Innovations and Applications2016,,B12:0
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