A Low Tube Voltage Technique Reduces the Radiation Dose at Retrospective ECG-gated Cardiac Computed Tomography for Anatomical and Functional Analyses

Academic Radiology

Volumn 18, Issue 8, 2011, Pages 991-999

  Oda, Seitaro ^a   Utsunomiya, Daisuke ^a   Funama, Yoshinori ^a   Awai, Kazuo ^b   Katahira, Kazuhiro ^c   Nakaura, Takeshi ^d   Yanaga, Yumi ^a   Namimoto, Tomohiro ^a   Yamashita, Yasuyuki ^a  

^a KUMAMOTO UNIVERSITY   (Japan)

^b HIROSHIMA UNIVERSITY   (Japan)

^c KUMAMOTO CHUO HOSPITAL   (Japan)

^d Amakusa Regional Medical Center   (Japan)

Author keywords

Cardiac CT; Coronary imaging; Functional analysis; Low tube voltage; Radiation dose

Indexed keywords

ADULT; AGED; ARTICLE; CARDIAC COMPUTED TOMOGRAPHY; COMPUTER ASSISTED TOMOGRAPHY; CONTROLLED STUDY; ECHOCARDIOGRAPHY; ELECTROCARDIOGRAM; FEMALE; HEART FUNCTION; HUMAN; IMAGE QUALITY; LEFT CORONARY ARTERY; LOW ENERGY RADIATION; MAJOR CLINICAL STUDY; MALE; PRIORITY JOURNAL; RADIATION ATTENUATION; RADIATION DOSE; RIGHT CORONARY ARTERY;

AGED; AGED, 80 AND OVER; CARDIAC-GATED IMAGING TECHNIQUES; CONTRAST MEDIA; CORONARY DISEASE; ECHOCARDIOGRAPHY; FEMALE; HUMANS; IOPAMIDOL; MALE; MIDDLE AGED; RADIATION DOSAGE; RADIOGRAPHIC IMAGE INTERPRETATION, COMPUTER-ASSISTED; RETROSPECTIVE STUDIES; STATISTICS, NONPARAMETRIC; TOMOGRAPHY, X-RAY COMPUTED;

EID: 79959719710     PISSN: 10766332     EISSN: 18784046     Source Type: Journal    
DOI: 10.1016/j.acra.2011.03.007     Document Type: Article

References (32)

1. Raff G.L., Gallagher M.J., O'Neill W.W., et al. Diagnostic accuracy of noninvasive coronary angiography using 64-slice spiral computed tomography. J Am Coll Cardiol 2005, 46:552-557.
2. Scheffel H., Alkadhi H., Plass A., et al. Accuracy of dual-source CT coronary angiography: First experience in a high pre-test probability population without heart rate control. Eur Radiol 2006, 16:2739-2747.
3. Juergens K.U., Grude M., Fallenberg E.M., et al. Using ECG-gated multidetector CT to evaluate global left ventricular myocardial function in patients with coronary artery disease. AJR Am J Roentgenol 2002, 179:1545-1550.
4. 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.
5. Mollet N.R., Cademartiri F., van Mieghem C.A., et al. High-resolution spiral computed tomography coronary angiography in patients referred for diagnostic conventional coronary angiography. Circulation 2005, 112:2318-2323.
6. Hermann F., Martinoff S., Meyer T., et al. Reduction of radiation dose estimates in cardiac 64-slice CT angiography in patients after coronary artery bypass graft surgery. Invest Radiol 2008, 43:253-260.
7. Shuman W.P., Branch K.R., May J.M., et al. Prospective versus retrospective ECG gating for 64-detector CT of the coronary arteries: comparison of image quality and patient radiation dose. Radiology 2008, 248:431-437.
8. Hirai N., Horiguchi J., Fujioka C., et al. Prospective versus retrospective ECG-gated 64-detector coronary CT angiography: assessment of image quality, stenosis, and radiation dose. Radiology 2008, 248:424-430.
9. Funama Y., Awai K., Nakayama Y., et al. Radiation dose reduction without degradation of low-contrast detectability at abdominal multisection CT with a low-tube voltage technique: phantom study. Radiology 2005, 237:905-910.
10. Nakayama Y., Awai K., Funama Y., et al. Abdominal CT with low tube voltage: preliminary observations about radiation dose, contrast enhancement, image quality, and noise. Radiology 2005, 237:945-951.
11. Hendel R.C., Patel M.R., Kramer C.M., et al. ACCF/ACR/SCCT/SCMR/ASNC/NASCI/SCAI/SIR 2006 appropriateness criteria for cardiac computed tomography and cardiac magnetic resonance imaging: a report of the American College of Cardiology Foundation Quality Strategic Direction Committee Appropriateness Criteria Working Group, American College of Radiology, Society of Cardiovascular Computed Tomography, Society for Cardiovascular Magnetic Resonance, American Society of Nuclear Cardiology, North American Society for Cardiac Imaging, Society for Cardiovascular Angiography and Interventions, and Society of Interventional Radiology. J Am Coll Cardiol 2006, 48:1475-1497.
12. Cademartiri F., Nieman K., van der Lugt A., et al. Intravenous contrast material administration at 16-detector row helical CT coronary angiography: test bolus versus bolus-tracking technique. Radiology 2004, 233:817-823.
13. Austen W.G., Edwards J.E., Frye R.L., et al. A reporting system on patients evaluated for coronary artery disease. Report of the ad hoc Committee for Grading of Coronary Artery Disease, Council on Cardiovascular Surgery, American Heart Association. Circulation 1975, 51:5-40.
14. European guidelines on quality criteria for computed tomography. Publication no. EUR 16262 EN 2000, European Commission, Luxembourg, Luxembourg. H. Menzel, H. Schibilla, D. Teunen (Eds.).
15. Samei E., Dobbins J.T., Lo J.Y., et al. A framework for optimising the radiographic technique in digital X-ray imaging. Radiat Prot Dosim 2005, 114:220-229.
16. Bland J.M., Altman D.G. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1986, 1:307-310.
17. Vanhoenacker P.K., Heijenbrok-Kal M.H., Van Heste R., et al. Diagnostic performance of multidetector CT angiography for assessment of coronary artery disease: meta-analysis. Radiology 2007, 244:419-428.
18. Einstein A.J., Henzlova M.J., Rajagopalan S. Estimating risk of cancer associated with radiation exposure from 64-slice computed tomography coronary angiography. JAMA 2007, 298:317-323.
19. Nakayama Y., Awai K., Funama Y., et al. Lower tube voltage reduces contrast material and radiation doses on 16-MDCT aortography. AJR Am J Roentgenol 2006, 187:W490-W497.
20. Schueller-Weidekamm C., Schaefer-Prokop C.M., Weber M., et al. CT angiography of pulmonary arteries to detect pulmonary embolism: improvement of vascular enhancement with low kilovoltage settings. Radiology 2006, 241:899-907.
21. Leschka S., Stolzmann P., Schmid F.T., et al. Low kilovoltage cardiac dual-source CT: attenuation, noise, and radiation dose. Eur Radiol 2008, 18:1809-1817.
22. Yanaga Y., Awai K., Nakaura T., et al. Effect of contrast injection protocols with dose adjusted to the estimated lean patient body weight on aortic enhancement at CT angiography. AJR Am J Roentgenol 2009, 192:1071-1078.
23. Abada H.T., Larchez C., Daoud B., et al. MDCT of the coronary arteries: Feasibility of low-dose CT with ECG-pulsed tube current modulation to reduce radiation dose. AJR Am J Roentgenol 2006, 186:S387-S390.
24. Feuchtner G.M., Jodocy D., Klauser A., et al. Radiation dose reduction by using 100-kV tube voltage in cardiac 64-slice computed tomography: a comparative study. Eur J Radiol 2009, 75:e51-e56.
25. Hausleiter J., Meyer T., Hermann F., et al. Estimated radiation dose associated with cardiac CT angiography. JAMA 2009, 301:500-507.
26. Poll L.W., Cohnen M., Brachten S., et al. Dose reduction in multi-slice CT of the heart by use of ECG-controlled tube current modulation ("ECG pulsing"): phantom measurements. Rofo 2002, 174:1500-1505.
27. Schoenhagen P. Back to the future: coronary CT angiography using prospective ECG triggering. Eur Heart J 2008, 29:153-154.
28. 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.
29. Husmann L., Valenta I., Gaemperli O., et al. Feasibility of low-dose coronary CT angiography: first experience with prospective ECG-gating. Eur Heart J 2008, 29:191-197.
30. 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.
31. Brooks R.A. A quantitative theory of the Hounsfield unit and its application to dual energy scanning. J Comput Assist Tomogr 1977, 1:487-493.
32. Sigal-Cinqualbre A.B., Hennequin R., Abada H.T., et al. Low-kilovoltage multi-detector row chest CT in adults: feasibility and effect on image quality and iodine dose. Radiology 2004, 231:169-174.