Scatter correction for full-fan volumetric CT using a stationary beam blocker in a single full scan

Medical Physics

Volumn 38, Issue 11, 2011, Pages 6027-6038

  Niu, Tianye ^a   Zhu, Lei ^a  

^a GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

cone beam CT; scatter correction; single scan; stationary beam blocker; volumetric CT

Indexed keywords

BIOMEDICAL SIGNAL PROCESSING; DATA ACQUISITION; IMAGE ENHANCEMENT; IMAGE RECONSTRUCTION; IMAGE SEGMENTATION; PHANTOMS; X RAYS;

CONE-BEAM CT; SCATTER CORRECTION; SINGLE SCAN; STATIONARY BEAM BLOCKER; VOLUMETRIC CT;

COMPUTERIZED TOMOGRAPHY;

EID: 80855139821     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.3651619     Document Type: Article

References (43)

1. G. Virshup, R. Suri, and, J. Star-Lack, Scatter characterization in cone-beam CT systems with offset flat panel imagers., Med. Phys. 33 (6), 2288-2288 (2006). 10.1118/1.2241938
2. T. E. Marchant, C. J. Moore, C. G. Rowbottom, R. I. MacKay, and P. C. Williams, Shading correction algorithm for improvement of cone-beam CT images in radiotherapy., Phys. Med. Biol. 53 (20), 5719-5733 (2008). 10.1088/0031-9155/ 53/20/010
3. L. Zhu, J. Wang, Y. Q. Xie, J. Starman, R. Fahrig, and L. Xing, A Patient Set-up Protocol Based on Partially Blocked Cone-beam CT., Technol. Cancer Res. Treat. 9 (2), 191-198 (2010).
4. E. M. Hsiao, F. J. Rybicki, and M. Steigner, CT coronary angiography: 256-slice and 320-detector row scanners., Curr. Cardiol. Rep. 12 (1), 68-75 (2010). 10.1007/s11886-009-0075-z
5. C. Coolens, S. Breen, T. G. Purdie, A. Owrangi, J. Publicover, S. Bartolac, and D. A. Jaffray, Implementation and characterization of a 320-slice volumetric CT scanner for simulation in radiation oncology., Med. Phys. 36 (11), 5120-5127 (2009). 10.1118/1.3246352
6. T. Y. Niu and L. Zhu, Overview of x-ray scatter in cone-beam computed tomography and its correction methods., Curr. Med. Imaging Rev. 6 (2), 82-89 (2010). 10.2174/157340510791268515
7. H. W. Gao, R. Fahrig, N. R. Bennett, M. S. Sun, J. Star-Lack, and L. Zhu, Scatter correction method for x-ray CT using primary modulation: Phantom studies., Med. Phys. 37 (2), 934-946 (2010). 10.1118/1.3298014
8. L. Zhu, Y. Q. Xie, J. Wang, and L. Xing, Scatter correction for cone-beam CT in radiation therapy., Med. Phys. 36 (6), 2258-2268 (2009). 10.1118/1.3130047
9. J. H. Siewerdsen and D. A. Jaffray, Optimization of x-ray imaging geometry (with specific application to flat-panel cone-beam computed tomography)., Med. Phys. 27 (8), 1903-1914 (2000). 10.1118/1.1286590 (Pubitemid 30666365)
10. M. Endo, T. Tsunoo, N. Nakamori, and K. Yoshida, Effect of scattered radiation on image noise in cone beam CT., Med. Phys. 28 (4), 469-474 (2001). 10.1118/1.1357457 (Pubitemid 32323298)
11. J. H. Siewerdsen, D. J. Moseley, B. Bakhtiar, S. Richard, and D. A. Jaffray, The influence of antiscatter grids on soft-tissue detectability in cone-beam computed tomography with flat-panel detectors., Med. Phys. 31 (12), 3506-3520 (2004). 10.1118/1.1819789 (Pubitemid 40065003)
12. J. Star-Lack, M. Sun, A. Kaestner, R. Hassanein, G. Virshup, T. Berkus, and M. Oelhafen, Efficient scatter correction using asymmetric kernels., Proc. SPIE 7258, 1Z1-1Z12 (2009).
13. J. M. Boone and J. A. Seibert, An analytical model of the scattered radiation distribution in diagnostic-radiology., Med Phys. 15 (5), 721-725 (1988). 10.1118/1.596186
14. Y. Kyriakou, T. Riedel, and W. A. Kalender, Combining deterministic and Monte Carlo calculations for fast estimation of scatter intensities in CT., Phys. Med. Biol. 51 (18), 4567-4586 (2006). 10.1088/0031-9155/51/18/008 (Pubitemid 44362515)
15. A. P. Colijn and F. J. Beekman, Accelerated simulation of cone beam x-ray scatter projections., IEEE Trans. Med. Imaging 23 (5), 584-590 (2004). 10.1109/TMI.2004.825600
16. L. Zhu, N. R. Bennett, and R. Fahrig, Scatter correction method for X-ray CT using primary modulation: Theory and preliminary results., IEEE Trans. Med. Imaging. 25 (12), 1573-1587 (2006). 10.1109/TMI.2006.884636 (Pubitemid 44936707)
17. A. Bani-Hashemi, E. Blanz, J. Maltz, D. Hristov, and M. Svatos, Cone beam x-ray scatter removal via image frequency modulation and filtering., Med. Phys. 32 (6), 2093-2093 (2005). 10.1118/1.1998387
18. A. L. C. Kwan, J. M. Boone, and N. Shah, Evaluation of x-ray scatter properties in a dedicated cone-beam breast CT scanner., Med. Phys. 32 (9), 2967-2975 (2005). 10.1118/1.1954908 (Pubitemid 41384094)
19. H. W. Gao, L. Zhu, and R. Fahrig, Modulator design for x-ray scatter correction using primary modulation: Material selection., Med. Phys. 37 (8), 4029-4037 (2010). 10.1118/1.3457472
20. R. Ning, X. Y. Tang, and D. Conover, X-ray scatter correction algorithm for cone beam CT imaging., Med. Phys. 31 (5), 1195-1202 (2004). 10.1118/1.1711475 (Pubitemid 38656792)
21. F. C. Wagner, A. Macovski, and D.G. Nishimura, Dual-energy x-ray projection imaging-2 sampling schemes for the correction of scattered radiation., Med. Phys. 15 (5), 732-748 (1988). 10.1118/1.596188
22. M. J. Yaffe and P. C. Johns, Scattered radiation in diagnostic-radiology- Magnitudes, effects, and methods of reduction., J. Appl. Photogr. Eng. 9 (6), 184-195 (1983).
23. J. S. Maltz, B. Gangadharan, M. Vidal, A. Paidi, S. Bose, B. A. Faddegon, M. Aubin, O. Morin, J. Pouliot, Z. Zheng, M. M. Svatos, and A. R. Bani-Hashemi, Focused beam-stop array for the measurement of scatter in megavoltage portal and cone beam CT imaging., Med. Phys. 35 (6), 2452-2462 (2008). 10.1118/1.2924220 (Pubitemid 351748653)
24. T. Y. Niu, M. S. Sun, J. Star-Lack, H. W. Gao, Q. Y. Fan, and L. Zhu, Shading correction for on-board cone-beam CT in radiation therapy using planning MDCT images., Med. Phys. 37 (10), 5395-5406 (2010). 10.1118/1.3483260
25. L. Zhu, N. Strobel, and R. Fahrig, X-ray scatter correction for cone-beam CT using moving blocker array., Proc. SPIE. 5745, 251-258 (2005). 10.1117/12.594699 (Pubitemid 41146373)
26. J. Wang, W. H. Mao, and T. Solberg, Scatter correction for cone-beam computed tomography using moving blocker strips: A preliminary study., Med. Phys. 37 (11), 5792-5800 (2010). 10.1118/1.3495819
27. L. A. Feldkamp, L. C. Davis, and J. W. Kress, Practical cone-beam algorithm., J. Opt. Soc. Am. A. 1 (6), 612-619 (1984). 10.1364/JOSAA.1.000612
28. J. Hsieh, Computed Tomography Principles, Design, Artifacts, and Recent Advances, 2nd ed: (SPIE, Washington and John Wiley Sons, Inc., New Jersey, 2009), pp. 262.
29. S. Hoppe, J. Hornegger, G. Lauritsch, F. Dennerlein, and F. Noo, Truncation correction for oblique filtering lines., Med. Phys. 35 (12), 5910-5920 (2008). 10.1118/1.3002416
30. X. Y. Tang, J. Hsieh, R. A. Nilsen, S. Dutta, D. Samsonov, and A. Hagiwara, A three-dimensional-weighted cone beam filtered backprojection (CB-FBP) algorithm for image reconstruction in volumetric CT-helical scanning., Phys. Med. Biol. 51 (4), 855-874 (2006). 10.1088/0031-9155/51/4/007
31. J. Y. Jin, L. Ren, Q. A. Liu, J. Kim, N. Wen, H. Q. Guan, B. Movsas, and I. J. Chetty, Combining scatter reduction and correction to improve image quality in cone-beam computed tomography (CBCT)., Med. Phys. 37 (11), 5634-5644 (2010). 10.1118/1.3497272
32. S. E. McKenney, A. Nosratieh, D. Gelskey, K. Yang, S. Y. Huang, L. Chen, and J. M. Boone, Experimental validation of a method characterizing bow tie filters in CT scanners using a real-time dose probe., Med. Phys. 38 (3), 1406-1415 (2011). 10.1118/1.3551990
33. N. Mail, D. J. Moseley, J. H. Siewerdsen, and D. A. Jaffray, The influence of bowtie filtration on cone-beam CT image quality., Med. Phys. 36 (1), 22-32 (2009). 10.1118/1.3017470
34. J. H. Siewerdsen, M. J. Daly, B. Bakhtiar, D. J. Moseley, S. Richard, H. Keller, and D. A. Jaffray, A simple, direct method for X-ray scatter estimation and correction in digital radiography and cone-beam CT., Med. Phys. 33 (1), 187-197 (2006). 10.1118/1.2148916 (Pubitemid 43121048)
35. P. J. Arsenault and E. M. A. Hussein, Image reconstruction from the Compton scattering of X-ray fan beams in thick/dense objects., IEEE Trans. Nucl. Sci. 53 (3), 1622-1633 (2006). 10.1109/TNS.2006.874074 (Pubitemid 44109472)
36. G. Wang, H. Y. Yu, and B. De Man, An outlook on x-ray CT research and development., Med. Phys. 35 (3), 1051-1064 (2008). 10.1118/1.2836950 (Pubitemid 351322651)
37. B. Ohnesorge, T. Flohr, K. Schwarz, J. P. Heiken, and K. T. Bae, Efficient correction for CT image artifacts caused by objects extending outside the scan field of view., Med. Phys. 27 (1), 39-46 (2000). 10.1118/1.598855 (Pubitemid 30051909)
38. S. F. Petit, W. J. C. van Elmpt, P. Lambin, and A. L. A. J. Dekker, Dose recalculation in megavoltage cone-beam CT for treatment evaluation: Removal of cupping and truncation artefacts in scans of the thorax and abdomen., Radiother. Oncol. 94 (3), 359-366 (2010). 10.1016/j.radonc.2009.12.001
39. M. Endo, S. Mori, T. Tsunoo, and H. Miyazaki, Magnitude and effects of x-ray scatter in a 256-slice CT scanner., Med. Phys. 33 (9), 3359-3368 (2006). 10.1118/1.2239366 (Pubitemid 44327439)
40. L. Zhu, J. Wang, and L. Xing, Noise suppression in scatter correction for cone-beam CT., Med. Phys. 36 (3), 741-752 (2009). 10.1118/1.3063001
41. J. Wang, L. Zhu, and L. Xing, Noise reduction in low-dose x-ray fluoroscopy for image-guided radiation therapy., Int. J. Radiat. Oncol. 74 (2), 637-643 (2009). 10.1016/j.ijrobp.2009.01.020
42. J. Wang, T. Li, H. B. Lu, and Z. R. Liang, Penalized weighted least-squares approach to sinogram noise reduction and image reconstruction for low-dose X-ray computed tomography., IEEE Trans. Med. Imaging. 25 (10), 1272-1283 (2006). 10.1109/TMI.2006.882141 (Pubitemid 46417077)
43. J. Wang, T. F. Li, H. B. Lu, and Z. R. Liang, Noise reduction for low-dose single-slice helical CT sinograms., IEEE Trans. Nucl. Sci. 53 (3), 1230-1237 (2006). 10.1109/TNS.2006.874955 (Pubitemid 44109419)