Cardiac computed tomography angiography with automatic tube potential selection: Effects on radiation dose and image quality

Journal of Thoracic Imaging

Volumn 28, Issue 1, 2013, Pages 40-48

  Ghoshhajra, Brian B ^a   Engel, Leif Christopher ^a   Károlyi, Mihály ^a   Sidhu, Manavjot Singh ^a   Wai, Bryan ^a   Barreto, Mitya ^b   Shanmugam, Uthamalingam ^a   Hoffmann, Udo ^a   Brady, Thomas J ^a   Kalra, Manudeep ^a   Abbara, Suhny ^a  

^a MASSACHUSETTS GENERAL HOSPITAL   (United States)

^b SIEMENS CORPORATE RESEARCH   (United States)

Author keywords

automatic tube potential; cardiac computed tomography angiography; image quality; radiation dose; tube current selection

Indexed keywords

ADULT; AGED; ALGORITHM; ARTICLE; AUTOMATIC POTENTIAL SELECTION ALGORITHM; BODY MASS; CASE CONTROL STUDY; CLINICAL ARTICLE; COMPUTED TOMOGRAPHIC ANGIOGRAPHY; COMPUTED TOMOGRAPHY SCANNER; CONTRAST TO NOISE RATIO; CONTROLLED STUDY; CORONARY ARTERY; ELECTRIC POTENTIAL; FEMALE; HEART RATE; HUMAN; IMAGE QUALITY; MALE; RADIATION DOSE; RETROSPECTIVE STUDY; SIGNAL NOISE RATIO;

CASE-CONTROL STUDIES; CONTRAST MEDIA; CORONARY ANGIOGRAPHY; HUMANS; IOPAMIDOL; MALE; MIDDLE AGED; RADIATION DOSAGE; RADIOGRAPHIC IMAGE ENHANCEMENT; RETROSPECTIVE STUDIES; SIGNAL-TO-NOISE RATIO; TOMOGRAPHY, X-RAY COMPUTED;

EID: 84871745189     PISSN: 08835993     EISSN: 15360237     Source Type: Journal    
DOI: 10.1097/RTI.0b013e3182631e8a     Document Type: Article

References (29)

1. Hoffmann U, Nagurney JT, Moselewski F, et al. Coronary multidetector computed tomography in the assessment of patients with acute chest pain. Circulation. 2006;114:2251-2260.
2. Fazel R, Krumholz HM, Wang Y, et al. Exposure to low-dose ionizing radiation from medical imaging procedures. N Engl J Med. 2009;361:849-857.
3. Brenner DJ, Hall EJ. Computed tomography-an increasing source of radiation exposure. N Engl J Med. 2007;357: 2277-2284.
4. Soderberg M, Gunnarsson M. Automatic exposure control in computed tomography-an evaluation of systems from different manufacturers. Acta Radiol. 2010;51:625-634.
5. Kalra MK, Maher MM, Toth TL, et al. Radiation from "extra" images acquired with abdominal and/or pelvic CT: effect of automatic tube current modulation. Radiology. 2004; 232:409-414.
6. Kalra MK, Maher MM, Kamath RS, et al. Sixteen-detector row CT of abdomen and pelvis: study for optimization of Z-axis modulation technique performed in 153 patients. Radiology. 2004;233:241-249.
7. Kalra MK, Maher MM, Blake MA, et al. Detection and characterization of lesions on low-radiation-dose abdominal CT images postprocessed with noise reduction filters. Radiology. 2004;232:791-797.
8. Deetjen A, Mollmann S, Conradi G, et al. Use of automatic exposure control in multislice computed tomography of the coronaries: comparison of 16-slice and 64-slice scanner data with conventional coronary angiography. Heart. 2007;93:1040-1043.
9. Kalender WA, Deak P, Kellermeier M, et al. Application-and patient size-dependent optimization of X-ray spectra for CT. Med Phys. 2009;36:993-1007.
10. Hausleiter J, Martinoff S, Hadamitzky M, et al. Image quality and radiation exposure with a low tube voltage protocol for coronary CT angiography results of the PROTECTION II Trial. JACC Cardiovasc Imaging. 2010;3:1113-1123.
11. Leschka S, Stolzmann P, Schmid FT, et al. Low kilovoltage cardiac dual-source CT: attenuation, noise, and radiation dose. Eur Radiol. 2008;18:1809-1817.
12. Pflederer T, Jakstat J, Marwan M, et al. Radiation exposure and image quality in staged low-dose protocols for coronary dual-source CT angiography: a randomized comparison. Eur Radiol. 2010;20:1197-1206.
13. Labounty TM, Leipsic J, Poulter R, et al. Coronary CT angiography of patients with a normal body mass index using 80kVp versus 100kVp: A prospective, multicenter, multivendor randomized trial. Am J Roentgenol. 2011;197:W860-W867.
14. Hausleiter J, Meyer T, Hermann F, et al. Estimated radiation dose associated with cardiac CT angiography. JAMA. 2009; 301:500-507.
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. Feuchtner GM, 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. 2010;75:e51-e56.
17. Blankstein R, Bolen MA, Pale R, et al. Use of 100kV versus 120 kV in cardiac dual source computed tomography: effect on radiation dose and image quality. Int J Cardiovasc Imaging. 2011;27:579-586.
18. Ghoshhajra BB, Engel LC, Major GP, et al. Direct chest area measurement: A potential anthropometric replacement for BMI to inform cardiac CT dose parameters? J Cardiovasc Comput Tomogr. 2011;5:240-246.
19. Yu L, Li H, Fletcher JG, et al. Automatic selection of tube potential for radiation dose reduction in CT: a general strategy. Med Phys. 2010;37:234-243.
20. Winklehner A, Goetti R, Baumueller S, et al. Automated attenuation-based tube potential selection for thoracoabdominal computed tomography angiography: improved dose effectiveness. Invest Radiol. 2011;46:767-773.
21. Sigal-Cinqualbre AB, Hennequin R, Abada HT, et al. Lowkilovoltage multi-detector row chest CT in adults: feasibility and effect on image quality and iodine dose. Radiology. 2004; 231:169-174.
22. Halliburton SS, Abbara S, Chen MY, et al. SCCT guidelines on radiation dose and dose-optimization strategies in cardiovascular CT. J Cardiovasc Comput Tomogr. 2011;5:198-224.
23. Bittencourt MS, Schmidt B, Seltmann M, et al. Iterative reconstruction in image space (IRIS) in cardiac computed tomography: initial experience. Int J Cardiovasc Imaging. 2011;27:1081-1087.
24. Achenbach S, Giesler T, Ropers D, et al. Comparison of image quality in contrast-enhanced coronary-artery visualization by electron beam tomography and retrospectively electrocardiogram-gated multislice spiral computed tomography. Invest Radiol. 2003;38:119-128.
25. Wang D, Hu XH, Zhang SZ, et al. Image quality and dose performance of 80 kV low dose scan protocol in high-pitch spiral coronary CT angiography: feasibility study. Int J Cardiovasc Imaging. 2011;28:415-423.
26. McCollough CH, Leng S, Yu L, et al. CT dose index and patient dose: they are not the same thing. Radiology. 2011;259: 311-316.
27. Kalra MK, Maher MM, Toth TL, et al. Comparison of Z-axis automatic tube current modulation technique with fixed tube current CT scanning of abdomen and pelvis. Radiology. 2004;232:347-353.
28. Kalra MK, Maher MM, Toth TL, et al. Techniques and applications of automatic tube current modulation for CT. Radiology. 2004;233:649-657.
29. Leipsic J, Labounty TM, Heilbron B, et al. Adaptive statistical iterative reconstruction: assessment of image noise and image quality in coronary CT angiography. Am J Roentgenol. 2010; 195:649-654.