Quantification of Artifact Reduction With Real-Time Cine Four-Dimensional Computed Tomography Acquisition Methods

International Journal of Radiation Oncology Biology Physics

Volumn 76, Issue 4, 2010, Pages 1242-1250

  Langner, Ulrich W ^a,b   Keall, Paul J ^a  

^a STANFORD CANCER INSTITUTE   (United States)

^b UNIVERSITY OF KENTUCKY   (United States)

Author keywords

4D CT; Displacement acquisition; Phase acquisition

Indexed keywords

ACQUISITION TIME; ARTIFACT REDUCTION; CT IMAGE; FOUR-DIMENSIONAL COMPUTED TOMOGRAPHY; IMAGE ACQUISITION TIME; IMAGING DOSE; REAL TIME ACQUISITION; RESPIRATORY MOTIONS;

IMAGE ACQUISITION; PATIENT MONITORING;

COMPUTERIZED TOMOGRAPHY;

ARTICLE; ARTIFACT REDUCTION; BREATHING MECHANICS; COMPUTER ASSISTED TOMOGRAPHY; MAGNITUDE ESTIMATION METHOD; PRIORITY JOURNAL; RADIATION DOSE; RETROSPECTIVE STUDY; VELOCITY;

ALGORITHMS; ARTIFACTS; FOUR-DIMENSIONAL COMPUTED TOMOGRAPHY; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; MOVEMENT; RADIATION DOSAGE; RESPIRATION; TIME FACTORS;

EID: 77449114519     PISSN: 03603016     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijrobp.2009.07.013     Document Type: Article

References (17)

1. Abdelnour A.F., Nehmeh S.A., Pan T., et al. Phase and amplitude binning for 4D-CT imaging. Phys Med Biol 52 (2007) 3515-3529
2. Ehrhardt J., Werner R., Saring D., et al. An optical flow based method for improved reconstruction of 4D CT data sets acquired during free breathing. Med Phys 34 (2007) 711-721
3. Guckenberger M., Weininger M., Wilbert J., et al. Influence of retrospective sorting on image quality in respiratory correlated computed tomography. Radiother Oncol 85 (2007) 223-231
4. Lu W., Parikh P.J., Hubenschmidt J.P., et al. A comparison between amplitude sorting and phase-angle sorting using external respiratory measurement for 4D CT. Med Phys 33 (2006) 2964-2974
5. Mutaf Y.D., Antolak J.A., and Brinkmann D.H. The impact of temporal inaccuracies on 4DCT image quality. Med Phys 34 (2007) 1615-1622
6. Olsen J.R., Lu W., Hubenschmidt J.P., et al. Effect of novel amplitude/phase binning algorithm on commercial four-dimensional computed tomography quality. Int J Radiat Oncol Biol Phys 70 (2008) 243-252
7. Pan T., Sun X., and Luo D. Improvement of the cine-CT based 4D-CT imaging. Med Phys 34 (2007) 4499-4503
8. Rietzel E., and Chen G.T. Improving retrospective sorting of 4D computed tomography data. Med Phys 33 (2006) 377-379
9. Langner U.W., and Keall P.J. Prospective displacement and velocity-based cine 4D CT. Med Phys 35 (2008) 4501-4512
10. Langner U.W., and Keall P.J. Accuracy in the localization of thoracic and abdominal tumors using respiratory displacement, velocity, and phase. Medical Physics 36 (2009) 386-393
11. Low D.A., Parikh P.J., Lu W., et al. Novel breathing motion model for radiotherapy. Int J Radiat Oncol Biol Phys 63 (2005) 921-929
12. Chang S.D., and Adler J.R. Robotics and radiosurgery-The cyberknife. Stereotact Funct Neurosurg 76 (2001) 204-208
13. Suh Y., Dieterich S., and Keall P.J. Geometric uncertainty of 2D projection imaging in monitoring 3D tumor motion. Phys Med Biol 52 (2007) 3439-3454
14. Suh Y., Dieterich S., Cho B., et al. An analysis of thoracic and abdominal tumour motion for stereotactic body radiotherapy patients. Phys Med Biol 53 (2008) 3623-3640
15. Keall P.J., Mageras G.S., Balter J.M., et al. The management of respiratory motion in radiation oncology report of AAPM Task Group 76. Med Phys 33 (2006) 3874-3900
16. Yamamoto T., Langner U., Loo Jr. B.W., et al. Retrospective analysis of artifacts in four-dimensional CT images of 50 abdominal and thoracic radiotherapy patients. Int J Radiat Oncol Biol Phys 72 (2008) S610
17. Venkat R.B., Sawant A., Suh Y., et al. Development and preliminary evaluation of a prototype audiovisual biofeedback device incorporating a patient-specific guiding waveform. Phys Med Biol 53 (2008) N197-208