Dose reduction for coronary calcium scoring with hybrid and model-based iterative reconstruction: An ex vivo study

International Journal of Cardiovascular Imaging

Volumn 30, Issue 6, 2014, Pages 1125-1133

  Den Harder, Annemarie M ^a   Willemink, Martin J ^a   Bleys, Ronald L A W ^a   De Jong, Pim A ^a   Budde, Ricardo P J ^a   Schilham, Arnold M R ^a   Leiner, Tim ^a  

^a UNIVERSITY MEDICAL CENTER UTRECHT   (Netherlands)

Author keywords

Calcium score; Cardiac CT; Dose reduction; Iterative reconstruction; Objective image noise

Indexed keywords

AGATSTON SCORE; ALGORITHM; ARTICLE; CLINICAL ARTICLE; COMPUTED TOMOGRAPHY SCANNER; CONTRAST TO NOISE RATIO; CORONARY ARTERY CALCIFICATION; CORONARY ARTERY CALCIUM SCORE; EX VIVO STUDY; FILTERED BACK PROJECTION; HUMAN; HYBRID; HYBRID ITERATIVE RECONSTRUCTION; IMAGE QUALITY; IMAGE RECONSTRUCTION; ITERATIVE MODEL RECONSTRUCTION; ITERATIVE RECONSTRUCTION; NOISE REDUCTION; PHANTOM; RADIATION DOSE; RADIATION DOSE REDUCTION; RADIOLOGICAL PARAMETERS; RADIOLOGICAL PROCEDURES; RISK ASSESSMENT; SIGNAL NOISE RATIO; ANGIOCARDIOGRAPHY; BLOOD VESSEL CALCIFICATION; COMPUTER ASSISTED DIAGNOSIS; CORONARY ARTERY DISEASE; CORONARY BLOOD VESSEL; DEVICES; MULTIDETECTOR COMPUTED TOMOGRAPHY; PREDICTIVE VALUE; PROCEDURES; RADIOGRAPHY; SEVERITY OF ILLNESS INDEX;

ALGORITHMS; CORONARY ANGIOGRAPHY; CORONARY ARTERY DISEASE; CORONARY VESSELS; HUMANS; MULTIDETECTOR COMPUTED TOMOGRAPHY; PHANTOMS, IMAGING; PREDICTIVE VALUE OF TESTS; RADIATION DOSAGE; RADIOGRAPHIC IMAGE INTERPRETATION, COMPUTER-ASSISTED; SEVERITY OF ILLNESS INDEX; VASCULAR CALCIFICATION;

EID: 84904537199     PISSN: 15695794     EISSN: 15730743     Source Type: Journal    
DOI: 10.1007/s10554-014-0434-8     Document Type: Article

References (30)

1. World Health Organization (2013) Cardiovascular diseases. Fact sheet no. 317 (Accessed May 2013)
2. Mohlenkamp S, Lehmann N, Greenland P et al (2011) Coronary artery calcium score improves cardiovascular risk prediction in persons without indication for statin therapy. Atherosclerosis 215(1):229-236
3. Brenner DJ, Hall EJ (2007) Computed tomography - an increasing source of radiation exposure. N Engl J Med 357(22):2277-2284 (Pubitemid 350190758)
4. Greenland P, Alpert JS, Beller GA et al (2010) 2010 ACCF/AHA guideline for assessment of cardiovascular risk in asymptomatic adults: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. J Am Coll Cardiol 56(25):e50-e103
5. Lee TY, Chhem RK (2010) Impact of new technologies on dose reduction in CT. Eur J Radiol 76(1):28-35
6. Yu L, Leng S (2010) Image reconstruction techniques. American College of Radiology
7. Nelson RC, Feuerlein S, Boll DT (2011) New iterative reconstruction techniques for cardiovascular computed tomography: how do they work, and what are the advantages and disadvantages? J Cardiovasc Comput Tomogr 5(5):286-292
8. Willemink MJ, de Jong PA, Leiner T et al (2013) Iterative reconstruction techniques for computed tomography part 1: technical principles. Eur Radiol 23(6):1623-1631
9. Zeng GL (2001) Image reconstruction - a tutorial. Comput Med Imaging Graph 25(2):97-103
10. Willemink MJ, Leiner T, de Jong PA et al (2013) Iterative reconstruction techniques for computed tomography part 2: initial results in dose reduction and image quality. Eur Radiol 23(6):1632-1642
11. Scibelli A (2011) iDose4 iterative reconstruction technique. Philips Healthcare Whitepaper. https://www.healthcare.philips.com/pwc-hc/main/shared/ Assets/Documents/ct/idose-white-paper-452296267841.pdf (Accessed Sept 2013)
12. Funama Y, Taguchi K, Utsunomiya D et al (2011) Combination of a low-tube-voltage technique with hybrid iterative reconstruction (iDose) algorithm at coronary computed tomographic angiography. J Comput Assist Tomogr 35(4):480-485
13. Mehta D, Thompson R, Morton T, Dhanantwari A, Shefer E (2013) Iterative model reconstruction: simultaneously lowered computed tomography radiation dose and improved image quality. Med Phys 1(2):147-155
14. Kligerman S, Read K, Dhanantwari A et al (2011) Iterative model reconstruction (IMR) a novel method of noise reduction to improve diagnostic confidence in obese patients undergoing CT pulmonary angiography (CTPA). In: Scientific assembly and annual meeting 2011, Radiological Society of North America (07/25)
15. QRM GmbH (2008) Anthropomorphic cardio phantom. http://www.qrm.de/ content/pdf/QRM-Cardio-Phantom.pdf (Accessed Sept 2013)
16. Agatston AS, Janowitz WR, Hildner FJ, Zusmer NR, Viamonte M Jr, Detrano R (1990) Quantification of coronary artery calcium using ultrafast computed tomography. J Am Coll Cardiol 15(4):827-832 (Pubitemid 20101575)
17. Fuchs TA, Fiechter M, Gebhard C et al (2013) CT coronary angiography: impact of adapted statistical iterative reconstruction (ASIR) on coronary stenosis and plaque composition analysis. Int J Cardiovasc Imaging 29(3):719-724
18. Moscariello A, Takx RA, Schoepf UJ et al (2011) Coronary CT angiography: image quality, diagnostic accuracy, and potential for radiation dose reduction using a novel iterative image reconstruction technique-comparison with traditional filtered back projection. Eur Radiol 21(10):2130-2138
19. Renker M, Nance JW Jr, Schoepf UJ et al (2011) Evaluation of heavily calcified vessels with coronary CT angiography: comparison of iterative and filtered back projection image reconstruction. Radiology 260(2):390-399
20. Stolzmann P, Schlett CL, Maurovich-Horvat P et al (2012) Variability and accuracy of coronary CT angiography including use of iterative reconstruction algorithms for plaque burden assessment as compared with intravascular ultrasound-an ex vivo study. Eur Radiol 22(10):2067-2075
21. Pontana F, Pagniez J, Duhamel A et al (2013) Reduced-dose low-voltage chest CT angiography with sinogram-affirmed iterative reconstruction versus standard-dose filtered back projection. Radiology 267(2):609-618
22. Kurata A, Dharampal A, Dedic A et al (2013) Impact of iterative reconstruction on CT coronary calcium quantification. Eur Radiol 23(12):3246-3252
23. Gebhard C, Fiechter M, Fuchs TA, et al (2013) Coronary artery calcium scoring: Influence of adaptive statistical iterative reconstruction using 64-MDCT. Int J Cardiol 167(6):2932-2937
24. Murazaki H, Funama Y, Hatemura M, Fujioka C, Tomiguchi S (2011) Quantitative evaluation of calcium (content) in the coronary artery using hybrid iterative reconstruction (iDose) algorithm on low-dose 64-detector CT: comparison of iDose and filtered back projection. Nihon Hoshasen Gijutsu Gakkai Zasshi 67(4):360-366
25. Takx RA, Willemink MJ, Nathoe HM et al (2014) The effect of iterative reconstruction on quantitative computed tomography assessment of coronary plaque composition. Int J Cardiovasc Imaging 30(1):155-163
26. Ohnesorge B, Flohr T, Fischbach R et al (2002) Reproducibility of coronary calcium quantification in repeat examinations with retrospectively ECG-gated multisection spiral CT. Eur Radiol 12(6):1532-1540 (Pubitemid 36940233)
27. Ulzheimer S, Kalender WA (2003) Assessment of calcium scoring performance in cardiac computed tomography. Eur Radiol 13(3):484-497 (Pubitemid 36790521)
28. Rutten A, Isgum I, Prokop M (2008) Coronary calcification: effect of small variation of scan starting position on Agatston, volume, and mass scores. Radiology 246(1):90-98 (Pubitemid 350305030)
29. Deprez FC, Vlassenbroek A, Ghaye B, Raaijmakers R, Coche E (2013) Controversies about effects of low-kilovoltage MDCT acquisition on Agatston calcium scoring. J Cardiovasc Comput Tomogr 7(1):58-61
30. Marwan M, Mettin C, Pflederer T et al (2013) Very low-dose coronary artery calcium scanning with high-pitch spiral acquisition mode: comparison between 120-kV and 100-kV tube voltage protocols. J Cardiovasc Comput Tomogr 7(1):32-38