Table of Contents Author Guidelines Submit a Manuscript
Radiology Research and Practice
Volume 2012 (2012), Article ID 724129, 4 pages
http://dx.doi.org/10.1155/2012/724129
Research Article

High-Pitch Computed Tomography Coronary Angiography—A New Dose-Saving Algorithm: Estimation of Radiation Exposure

1Department of Diagnostic and Interventional Radiology, University Hospital of Tübingen, Hoppe-Seyler-Straße 3, 72076 Tübingen, Germany
2Department of Mathematics, Physics & Chemistry, Beuth University of Applied Sciences, Luxemburger Straße 10, 13353 Berlin, Germany
3Department of Diagnostic and Interventional Neuroradiology, University Hospital of Tübingen, Hoppe-Seyler-Straße 3, 72076 Tübingen, Germany
4Division of Computed Tomography, Siemens Medical Solutions, An der Lände 1, 91301 Forchheim, Germany

Received 2 March 2012; Accepted 4 April 2012

Academic Editor: Andreas H. Mahnken

Copyright © 2012 Dominik Ketelsen et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. J. Hausleiter, T. Meyer, F. Hermann et al., “Estimated radiation dose associated with cardiac CT angiography,” Journal of the American Medical Association, vol. 301, no. 5, pp. 500–507, 2009. View at Publisher · View at Google Scholar · View at Scopus
  2. D. Ketelsen, M. H. Luetkhoff, C. Thomas et al., “Estimation of the radiation exposure of a chest pain protocol with ECG-gating in dual-source computed tomography,” European Radiology, vol. 19, no. 1, pp. 37–41, 2009. View at Publisher · View at Google Scholar · View at Scopus
  3. D. Ketelsen, C. Thomas, M. Werner et al., “Dual-source computed tomography: estimation of radiation exposure of ECG-gated and ECG-triggered coronary angiography,” European Journal of Radiology, vol. 73, no. 2, pp. 274–279, 2010. View at Publisher · View at Google Scholar · View at Scopus
  4. P. Hunold, F. M. Vogt, A. Schmermund et al., “Radiation exposure during cardiac CT: effective doses at multi-detector row CT and electron-beam CT,” Radiology, vol. 226, no. 1, pp. 145–152, 2003. View at Publisher · View at Google Scholar · View at Scopus
  5. “The 2007 recommendations of the international commission on radiological protection,” Annals of the ICRP, vol. 37, no. 2–4, pp. 1–332, 2007, ICRP publication 103.
  6. H. Von Boetticher, J. Lachmund, H. K. Looe, W. Hoffmann, and B. Poppe, “2007 Recommendations of the ICRP change basis for estimation of the effective dose: what is the impact on radiation dose assessment of patient and personnel?” RoFo Fortschritte auf dem Gebiet der Rontgenstrahlen und der Bildgebenden Verfahren, vol. 180, no. 5, pp. 391–395, 2008. View at Publisher · View at Google Scholar · View at Scopus
  7. S. Achenbach, M. Marwan, T. Schepis et al., “High-pitch spiral acquisition: a new scan mode for coronary CT angiography,” Journal of Cardiovascular Computed Tomography, vol. 3, no. 2, pp. 117–121, 2009. View at Publisher · View at Google Scholar · View at Scopus
  8. R. Goetti, S. Leschka, M. Boschung et al., “Radiation doses from phantom measurements at high-pitch dual-source computed tomography coronary angiography,” European Journal of Radiology, vol. 81, no. 4, pp. 773–779, 2012. View at Publisher · View at Google Scholar · View at Scopus
  9. M. Lell, M. Marwan, T. Schepis et al., “Prospectively ECG-triggered high-pitch spiral acquisition for coronary CT angiography using dual source CT: technique and initial experience,” European Radiology, vol. 19, no. 11, pp. 2576–2583, 2009. View at Publisher · View at Google Scholar · View at Scopus
  10. T. G. Flohr, E. Klotz, T. Allmendinger, R. Raupach, H. Bruder, and B. Schmidt, “Pushing the envelope: new computed tomography techniques for cardiothoracic imaging,” Journal of Thoracic Imaging, vol. 25, no. 2, pp. 100–111, 2010. View at Publisher · View at Google Scholar · View at Scopus
  11. T. G. Flohr, S. Leng, L. Yu et al., “Dual-source spiral CT with pitch up to 3.2 and 75 ms temporal resolution: image reconstruction and assessment of image quality,” Medical Physics, vol. 36, no. 12, pp. 5641–5653, 2009. View at Publisher · View at Google Scholar · View at Scopus
  12. D. Ketelsen, M. Fenchel, M. Buchgeister et al., “Estimation of radiation exposure of different dose saving techniques in 128-slice computed tomography coronary angiography,” European Journal of Radiology, vol. 81, no. 2, pp. e153–e157, 2012. View at Publisher · View at Google Scholar · View at Scopus
  13. L. W. Poll, M. Cohnen, S. Brachten, K. Ewen, and U. Mödder, “Dose reduction in multi-slice CT of the heart by use of ECG-controlled tube current modulation (“ECG pulsing”): phantom measurements,” RoFo Fortschritte auf dem Gebiet der Rontgenstrahlen und der Bildgebenden Verfahren, vol. 174, no. 12, pp. 1500–1505, 2002. View at Publisher · View at Google Scholar · View at Scopus
  14. T. Trabold, M. Buchgeister, A. Kuttner et al., “Estimation of radiation exposure in 16-detector row computed tomography of the heart with retrospective ECG-gating,” RoFo Fortschritte auf dem Gebiet der Rontgenstrahlen und der Bildgebenden Verfahren, vol. 175, no. 8, pp. 1051–1055, 2003. View at Publisher · View at Google Scholar · View at Scopus
  15. S. Leschka, P. Stolzmann, L. Desbiolles et al., “Diagnostic accuracy of high-pitch dual-source CT for the assessment of coronary stenoses: first experience,” European Radiology, vol. 19, no. 12, pp. 2896–2903, 2009. View at Publisher · View at Google Scholar · View at Scopus
  16. J. R. Ghadri, S. M. Kuest, R. Goetti et al., “Image quality and radiation dose comparisonof prospectively triggered low-dose CCTA: 128-slice dual-source high-pitch spiral versus 64-slice single-source sequential acquisition,” The International Journal of Cardiovascular Imaging. In press. View at Publisher · View at Google Scholar
  17. L. A. Neefjes, A. S. Dharampal, A. Rossi et al., “Image quality and radiation exposure using different low-dose scan protocols in dual-source CT coronary angiography: randomized study,” Radiology, vol. 261, no. 3, pp. 779–786, 2011. View at Google Scholar
  18. P. Stolzmann, R. P. Goetti, P. Maurovich-Horvat et al., “Predictors of image quality in high-pitch coronary CT angiography,” American Journal of Roentgenology, vol. 197, no. 4, pp. 851–858, 2011. View at Google Scholar