Radiation dose, image quality, stenosis measurement, and CT densitometry using ECG-triggered coronary 64-MDCT angiography: A phantom study

American Journal of Roentgenology

Volumn 190, Issue 2, 2008, Pages 315-320

  Horiguchi, Jun ^a   Kiguchi, Masao ^a   Fujioka, Chikako ^a   Shen, Yun ^b   Arie, Ryuichi ^a   Sunasaka, Kenichi ^c   Ito, Katsuhide ^d  

^a HIROSHIMA UNIVERSITY HOSPITAL   (Japan)

^b GE HEALTHCARE   (China)

^c GE HealthCare Japan   (Japan)

^d HIROSHIMA UNIVERSITY   (Japan)

Author keywords

Cardiac imaging; Coronary artery; CT angiography; Densitometry; Radiation dose; Stenosis measurement

Indexed keywords

ANGIOCARDIOGRAPHY; ARTICLE; COMPUTED TOMOGRAPHIC ANGIOGRAPHY; CORONARY ARTERY OBSTRUCTION; DENSITOMETRY; ELECTROCARDIOGRAM; IMAGE QUALITY; MULTIDETECTOR COMPUTED TOMOGRAPHY; PHANTOM; PRIORITY JOURNAL; PROSPECTIVE STUDY; RADIATION DOSE; RETROSPECTIVE STUDY;

CORONARY ANGIOGRAPHY; CORONARY STENOSIS; ELECTROCARDIOGRAPHY; HUMANS; IMAGE ENHANCEMENT; PHANTOMS, IMAGING; RADIATION DOSAGE; RADIOGRAPHIC IMAGE ENHANCEMENT; SENSITIVITY AND SPECIFICITY; TOMOGRAPHY, X-RAY COMPUTED;

EID: 38849093344     PISSN: 0361803X     EISSN: None     Source Type: Journal    
DOI: 10.2214/AJR.07.2191     Document Type: Article

References (30)

1. Leschka S, Alkadhi H, Plass A, et al. Accuracy of MSCT coronary angiography with 64-slice technology: first experience. Eur Heart J 2005; 26:1482-1487
2. Raff GJ, Gallagher MJ, O'Neill WW, Goldstein JA. Diagnostic accuracy of noninvasive angiography using 64-slice spiral computed tomography. J Am Coll Cardiol 2005; 46:552-557
3. Leber AW, Knez A, von Ziegler F, et al. Quantification of obstructive and nonobstructive coronary lesions by 64-slice computed tomography: a comparative study with quantitative coronary angiography and intravascular ultrasound. J Am Coll Cardiol 2005; 46:147-154
4. Mollet NR, Cademartiri F, van Mieghem CAG, et al. High-resolution spiral computed tomography coronary angiography in patients referred for diagnostic conventional coronary angiography. Circulation 2005; 112:2318-2323
5. Ropers D, Rixe J, Anders K, et al. Usefulness of multidetector row computed tomography with 64- x 0.6-mm collimation and 330-ms rotation for the noninvasive detection of significant coronary artery stenoses. Am J Cardiol 2006; 97:343-348
6. Fine JJ, Hopkins CB, Ruff N, Newton FC. Comparison of accuracy of 64-slice cardiovascular computed tomography with coronary angiography in patients with suspected coronary artery disease. Am J Cardiol 2006; 97:173-174
7. Nissen SE, Yock P. Intravascular ultrasound: novel pathophysiological insights and current clinical applications. Circulation 2001; 103:604-616
8. Patwari P, Weissman NJ, Boppart SA, et al. Assessment of coronary plaque with optical coherence tomography and high-frequency ultrasound. Am J Cardiol 2000; 85:641-644
9. Stefanadis C, Diamantopoulos L, Vlachopoulos C, et al. Thermal heterogeneity within human atherosclerotic coronary arteries detected in vivo: a new method of detection by application of a special thermography catheter. Circulation 1999; 99:1965-1971
10. Takano M, Mizuno K, Okamatsu K, Yokoyama S, Ohba T, Sakai S. Mechanical and structural characteristics of vulnerable plaques: analysis by coronary angioscopy and intravascular ultrasound. J Am Coll Cardiol 2001; 38:99-104
11. Schroeder S, Kopp AF, Baumbach A, et al. Noninvasive detection and evaluation of atherosclerotic coronary plaques with multislice computed tomography. J Am Coll Cardiol 2001; 37:1430-1435
12. Leber AW, Knez A, Becker A, et al. Accuracy of multidetector spiral computed tomography in identifying and differentiating the composition of coronary atherosclerotic plaques: a comparative study with intracoronary ultrasound. J Am Coll Cardiol 2004; 43:1241-1247
13. Pohle K, Achenbach S, MacNeill B, et al. Characterization of non-calcified coronary atherosclerotic plaque by multi-detector row CT: comparison to IVUS. Atherosclerosis 2007; 190:174-180
14. Jakobs TF, Becker CR, Ohnesorge B, et al. Multislice helical CT of the heart with retrospective ECG gating: reduction of radiation exposure by ECG-controlled tube current modulation. Eur Radiol 2002; 12:1081-1086
15. Hausleiter J, Meyer T, Hadamitzky M, et al. Radiation dose estimates from cardiac multislice computed tomography in daily practice: impact of different scanning protocols on effective dose estimates. Circulation 2006; 113:1305-1310
16. Coles DR, Smail MA, Negus IS, et al. Comparison of radiation doses from multislice computed tomography coronary angiography and conventional diagnostic angiography. J Am Coll Cardiol 2006; 47:1840-1845
17. Gerber TC, Stratmann BP, Kuzo RS, Kantor B, Morin RL. Effect of acquisition technique on radiation dose and image quality in multidetector row computed tomography coronary angiography with submillimeter collimation. Invest Radiol 2005; 40:556-563
18. Hsieh J, Londt J, Vass M, Li J, Tang X, Okerlund D. Step-and-shoot data acquisition and reconstruction for cardiac x-ray computed tomography. Med Phys 2006; 33:4236-4248
19. Horiguchi J, Shen Y, Akiyama Y, et al. Electron beam CT versus 16-MDCT on the variability of repeated coronary artery calcium measurements in a variable heart rate phantom. AJR 2005; 185:995-1000
20. Horiguchi J, Shen Y, Akiyama Y, et al. Electron beam CT versus 16-slice spiral CT: how accurately can we measure coronary artery calcium volume? Eur Radiol 2006; 16:374-380
21. Morin RL, Gerber TC, McCollough CH. Radiation dose in computed tomography of the heart. Circulation 2003; 107:917-922
22. Herzog C, Arning-Erb M, Zangos S, et al. Multidetector row CT coronary angiography: influence of reconstruction technique and heart rate on image quality. Radiology 2006; 238:75-86
23. [No authors listed] 1990 Recommendations of the International Commission on Radiological Protection. Ann ICRP 1990; 21:1-201
24. Hunold P, Vogt FM, Schmermund A, et al. Radiation exposure during cardiac CT: effective doses at multi-detector CT and electron-beam CT. Radiology 2003; 226:145-152
25. Pugliese F, Mollet NRA, Runza G, et al. Diagnostic accuracy of non-invasive 64-slice CT coronary angiography in patients with stable angina pectoris. Eur Radiol 2006; 16:575-582
26. Ertl-Wagner BB, Hoffmann RT, Bruning R, et al. Multi-detector row CT angiography of the brain at various kilovoltage settings. Radiology 2004; 231:528-535
27. Leschka S, Husmann L, Desbiolles LM, et al. Optimal image reconstruction intervals for non-invasive coronary angiography with 64-slice CT. Eur Radiol 2006; 16:1964-1972
28. Hoffmann U, Moselewski F, Cury RC, et al. Predictive value of 16-slice multidetector spiral computed tomography to detect significant obstructive coronary artery disease in patients at high risk for coronary disease: patient versus segment-based analysis. Circulation 2004; 110:2638-2643
29. Cordeiro MA, Miller JM, Schmidt A, et al. Non-invasive half millimetre 32 detector row computed tomography angiography accurately excludes significant stenoses in patients with advanced coronary artery disease and high calcium scores. Heart 2006; 92:589-597
30. Cademartiri F, Mollet NR, Runza G, et al. Improving diagnostic accuracy of MDCT coronary angiography in patients with mild heart rhythm irregularities using ECG editing. AJR 2006; 186:634-638