Cardiovascular Applications of Photon-Counting CT Technology: A Revolutionary New Diagnostic Step

被引:17
作者
Meloni, Antonella [1 ,2 ]
Cademartiri, Filippo [1 ]
Positano, Vicenzo [1 ,2 ]
Celi, Simona [3 ]
Berti, Sergio [4 ]
Clemente, Alberto [1 ]
La Grutta, Ludovico [5 ]
Saba, Luca [6 ]
Bossone, Eduardo [7 ]
Cavaliere, Carlo [8 ]
Punzo, Bruna [8 ]
Maffei, Erica [1 ]
机构
[1] Fdn G Monasterio CNR Reg Toscana, Dept Radiol, I-56124 Pisa, Italy
[2] Fdn G Monasterio CNR Reg Toscana, Unita Operativa Complessa Bioingn, I-56124 Pisa, Italy
[3] Fdn G Monasterio CNR Reg Toscana, BioCardioLab, I-54100 Massa, Italy
[4] Fdn G Monasterio CNR Reg Toscana, Diagnost & Intervent Cardiol Dept, BioCardioLab, I-54100 Massa, Italy
[5] Univ Hosp P Giaccone, Dept Radiol, I-90127 Palermo, Italy
[6] Univ Hosp Cagliari, Dept Radiol, I-09042 Monserrato, CA, Italy
[7] Osped Cardarelli, Dept Cardiol, I-80131 Naples, Italy
[8] Ist Ric & Cura Carattere Sci SynLab SDN, Dept Radiol, I-80131 Naples, Italy
关键词
photon-counting detectors; computed tomography angiography; heart; coronary arteries; DUAL-ENERGY CT; EXTRACELLULAR VOLUME FRACTION; CARDIAC COMPUTED-TOMOGRAPHY; ADIPOSE-TISSUE ATTENUATION; IN-VITRO EVALUATION; SPECTRAL CT; CONTRAST AGENT; CLINICAL-APPLICATIONS; CORONARY; SYSTEM;
D O I
10.3390/jcdd10090363
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Photon-counting computed tomography (PCCT) is an emerging technology that can potentially transform clinical CT imaging. After a brief description of the PCCT technology, this review summarizes its main advantages over conventional CT: improved spatial resolution, improved signal and contrast behavior, reduced electronic noise and artifacts, decreased radiation dose, and multi-energy capability with improved material discrimination. Moreover, by providing an overview of the existing literature, this review highlights how the PCCT benefits have been harnessed to enhance and broaden the diagnostic capabilities of CT for cardiovascular applications, including the detection of coronary artery calcifications, evaluation of coronary plaque extent and composition, evaluation of coronary stents, and assessment of myocardial tissue characteristics and perfusion.
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页数:25
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