Feasibility of coronary artery calcium scoring on virtual unenhanced images derived from single-source fast kVp-switching dual-energy coronary CT angiography

Journal of Cardiovascular Computed Tomography

Volumn 8, Issue 5, 2014, Pages 391-400

  Yamada, Yoshitake ^a   Jinzaki, Masahiro ^a   Okamura, Teppei ^a   Yamada, Minoru ^a   Tanami, Yutaka ^a   Abe, Takayuki ^a   Kuribayashi, Sachio ^a  

^a KEIO UNIVERSITY SCHOOL OF MEDICINE   (Japan)

Author keywords

Contrast media; Coronary artery disease; Multidetector computed tomography; Radiation dosage; Signal to noise ratio

Indexed keywords

CALCIUM; CONTRAST MEDIUM;

ADULT; AGED; ANGIOCARDIOGRAPHY; AORTA; ARTICLE; CLINICAL ARTICLE; COMPUTED TOMOGRAPHIC ANGIOGRAPHY; COMPUTED TOMOGRAPHY SCANNER; CONTRAST TO NOISE RATIO; CORONARY ARTERY; CORONARY ARTERY CALCIUM SCORE; FEASIBILITY STUDY; FEMALE; HEART RATE; HUMAN; IMAGE QUALITY; MALE; RADIATION DOSE; RADIATION EXPOSURE; SIGNAL NOISE RATIO; ALGORITHM; CALCINOSIS; COMPLICATION; COMPUTER ASSISTED DIAGNOSIS; COMPUTER ASSISTED TOMOGRAPHY; COMPUTER INTERFACE; CONTROLLED STUDY; CORONARY ARTERY DISEASE; DIAGNOSTIC USE; MIDDLE AGED; OBSERVER VARIATION; PROCEDURES; RADIOGRAPHY; RANDOMIZED CONTROLLED TRIAL; REPRODUCIBILITY; SENSITIVITY AND SPECIFICITY; VERY ELDERLY;

AGED; AGED, 80 AND OVER; ALGORITHMS; CALCINOSIS; CALCIUM; CONTRAST MEDIA; CORONARY ANGIOGRAPHY; CORONARY ARTERY DISEASE; FEASIBILITY STUDIES; FEMALE; HUMANS; MALE; MIDDLE AGED; OBSERVER VARIATION; RADIOGRAPHIC IMAGE ENHANCEMENT; RADIOGRAPHIC IMAGE INTERPRETATION, COMPUTER-ASSISTED; RADIOGRAPHY, DUAL-ENERGY SCANNED PROJECTION; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; TOMOGRAPHY, X-RAY COMPUTED; USER-COMPUTER INTERFACE;

EID: 84908059510     PISSN: 19345925     EISSN: 1876861X     Source Type: Journal    
DOI: 10.1016/j.jcct.2014.08.005     Document Type: Article

References (29)

1. Becker A., Leber A., Becker C., Knez A. Predictive value of coronary calcifications for future cardiac events in asymptomatic individuals. Am Heart J 2008, 155:154-160.
2. Detrano R., Guerci A.D., Carr J.J., et al. Coronary calcium as a predictor of coronary events in four racial or ethnic groups. N Engl J Med 2008, 358:1336-1345.
3. Greenland P., LaBree L., Azen S.P., Doherty T.M., Detrano R.C. Coronary artery calcium score combined with Framingham score for risk prediction in asymptomatic individuals. JAMA 2004, 291:210-215.
4. Shaw L.J., Raggi P., Schisterman E., Berman D.S., Callister T.Q. Prognostic value of cardiac risk factors and coronary artery calcium screening for all-cause mortality. Radiology 2003, 228:826-833.
5. Mohlenkamp S., Lehmann N., Schmermund A., et al. Prognostic value of extensive coronary calcium quantities in symptomatic males-a 5-year follow-up study. Eur Heart J 2003, 24:845-854.
6. Georgiou D., Budoff M.J., Kaufer E., Kennedy J.M., Lu B., Brundage B.H. Screening patients with chest pain in the emergency department using electron beam tomography: a follow-up study. J Am Coll Cardiol 2001, 38:105-110.
7. Keelan P.C., Bielak L.F., Ashai K., et al. Long-term prognostic value of coronary calcification detected by electron-beam computed tomography in patients undergoing coronary angiography. Circulation 2001, 104:412-417.
8. Kennedy J., Shavelle R., Wang S., Budoff M., Detrano R.C. Coronary calcium and standard risk factors in symptomatic patients referred for coronary angiography. Am Heart J 1998, 135:696-702.
9. Ostrom M.P., Gopal A., Ahmadi N., et al. Mortality incidence and the severity of coronary atherosclerosis assessed by computed tomography angiography. J Am Coll Cardiol 2008, 52:1335-1343.
10. Mendonça P.R.S., Bhotika R., Maddah M., et al. Multi-material decomposition of spectral CT images. Proc SPIE 2010, 7622. 76221W-76221W-9.
11. Klass O., Jeltsch M., Feuerlein S., et al. Prospectively gated axial CT coronary angiography: preliminary experiences with a novel low-dose technique. Eur Radiol 2009, 19:829-836.
12. Jinzaki M., Sato K., Tanami Y., et al. Novel method of displaying coronary CT angiography: angiographic view. Circ J 2006, 70:1661-1662.
13. Isogai T., Jinzaki M., Tanami Y., Kusuzaki H., Yamada M., Kuribayashi S. Body weight-tailored contrast material injection protocol for 64-detector row computed tomography coronary angiography. Jpn J Radiol 2011, 29:33-38.
14. Wu X., Langan D.A., Xu D., et al. Monochromatic CT image representation via fast switching dual kVp. Proc SPIE 2009, 7258:725845-725849.
15. Lehmann L.A., Alvarez R.E., Macovski A., et al. Generalized image combinations in dual KVP digital radiography. Med Phys 1981, 8:659-667.
16. Silva A.C., Morse B.G., Hara A.K., Paden R.G., Hongo N., Pavlicek W. Dual-energy (spectral) CT: applications in abdominal imaging. Radiographics 2011, 31:1031-1046. discussion 47-50.
17. Matsumoto K., Jinzaki M., Tanami Y., Ueno A., Yamada M., Kuribayashi S. Virtual monochromatic spectral imaging with fast kilovoltage switching: improved image quality as compared with that obtained with conventional 120-kVp CT. Radiology 2011, 259:257-262.
18. Yamada Y., Jinzaki M., Tanami Y., Abe T., Kuribayashi S. Virtual monochromatic spectral imaging for the evaluation of hypovascular hepatic metastases: the optimal monochromatic level with fast kilovoltage switching dual-energy computed tomography. Invest Radiol 2012, 47:292-298.
19. Yamada Y., Jinzaki M., Hosokawa T., et al. Abdominal CT: an intra-individual comparison between virtual monochromatic spectral and polychromatic 120-kVp images obtained during the same examination. Eur J Radiol 2014, 83:1715-1722.
20. Leipsic J., Labounty T.M., Heilbron B., et al. Adaptive statistical iterative reconstruction: assessment of image noise and image quality in coronary CT angiography. AJR Am J Roentgenol 2010, 195:649-654.
21. Mitsumori L.M., Shuman W.P., Busey J.M., Kolokythas O., Koprowicz K.M. Adaptive statistical iterative reconstruction versus filtered back projection in the same patient: 64 channel liver CT image quality and patient radiation dose. Eur Radiol 2012, 22:138-143.
22. Agatston A.S., Janowitz W.R., Hildner F.J., Zusmer N.R., Viamonte M., Detrano R. Quantification of coronary artery calcium using ultrafast computed tomography. J Am Coll Cardiol 1990, 15:827-832.
23. Kalra M.K., Maher M.M., Sahani D.V., et al. Low-dose CT of the abdomen: evaluation of image improvement with use of noise reduction filters pilot study. Radiology 2003, 228:251-256.
24. Scheske J.A., O'Brien J.M., Earls J.P., et al. Coronary artery imaging with single-source rapid kilovolt peak-switching dual-energy CT. Radiology 2013, 268:702-709.
25. Marin D., Nelson R.C., Schindera S.T., et al. Low-tube-voltage, high-tube-current multidetector abdominal CT: improved image quality and decreased radiation dose with adaptive statistical iterative reconstruction algorithm-initial clinical experience. Radiology 2010, 254:145-153.
26. American Association of Physicists in Medicine. The measurement, reporting, and management of radiation dose in CT; January 2008. Available at: Accessed February 15, 2014. http://www.aapm.org/pubs/reports/rpt_96.pdf.
27. Schwarz F., Nance J.W., Ruzsics B., Bastarrika G., Sterzik A., Schoepf U.J. Quantification of coronary artery calcium on the basis of dual-energy coronary CT angiography. Radiology 2012, 264:700-707.
28. Alvarez R.E., Macovski A. Energy-selective reconstructions in X-ray computerized tomography. Phys Med Biol 1976, 21:733-744.
29. Lin X.Z., Miao F., Li J.Y., et al. High-definition CT: Gemstone spectral imaging of the brain: initial results of selecting optimal monochromatic image for beam-hardening artifacts and image noise reduction. J Comput Assist Tomogr 2011, 35:294-297.