Region of interest (ROI) computed tomography (CT): Comparison with full field of view (FFOV) and truncated CT for a human head phantom

Progress in Biomedical Optics and Imaging - Proceedings of SPIE

Volumn 5745, Issue I, 2005, Pages 583-590

  Chityala, R ^a,c   Hoffmann, K R ^a,b   Rudin, S ^a,b,c   Bednarek, D R ^a,b,c  

^a UNIVERSITY AT BUFFALO   (United States)

^b UNIVERSITY AT BUFFALO   (United States)

^c ERIE COUNTY MEDICAL CENTER   (United States)

Author keywords

Area of interest CT; Artifact reduction; Dose reduction; Reduced FOV; Region of interest CT; ROI CT; Truncated reconstruction; VOI CT; Volume of interest CT

Indexed keywords

AREA OF INTEREST CT; ARTIFACT REDUCTION; DOSE REDUCTION; REDUCED FOV; REGION OF INTEREST CT; ROI CT; TRUNCATED RECONSTRUCTION; VOI CT; VOLUME OF INTEREST CT;

ALGORITHMS; BEAM LEAD DEVICES; COMPUTER SIMULATION; DRUG DOSAGE; IMAGE PROCESSING; IMAGE QUALITY; IMAGE RECONSTRUCTION; X RAY ANALYSIS;

COMPUTERIZED TOMOGRAPHY;

EID: 23844440041     PISSN: 16057422     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.595430     Document Type: Conference Paper

References (19)

1. R. Chityala, K. R. Hoffmann, C. Ionita, S. Rudin, D. R. Bednarek, Y. Wu, I. Kyprianou, "Micro-Cone-Beam CT for Determination of Stent Coverage of Aneurysm Orifice", AAPM 2003, San Diego, CA, pp. 1423.
2. R. M Lewitt, R. H. T Bates, "Image reconstruction from projections", Optik, Vol 50, 1978, Part I, pp. 19
3. R. M Lewitt, R. H. T Bates, "Image reconstruction from projections", Part II, pp. 85
4. R. M Lewitt, R. H. T Bates, "Image reconstruction from projections", Part III. pp.189
5. R. M Lewitt, R. H. T Bates, "Image reconstruction from projections", Part IV, pp. 269.
6. B. Ohnesorge, T. Flohr, K, Schwarz, J. P. Heiken, K. T. Bae, "Efficient correction for CT image artifacts caused by objects extending outside the scan field of view", Med Phys, Vol 27(1), pp. 39-46, Jan 2000.
7. Van Gompel G, Tisson G, Van Dyck D and J. Sijbers, "A new algorithm for Region Of Interest Tomography", SPIE Medical Imaging, San Diego, California, USA, February 14-19, (2004)
8. K. J. Ruchala, G. H. Olivera, J. M. Kapatoes, P. J. Reckwerdt, T. R. Mackie, "Methods for improving limited field-of-view radiotherapy reconstructions using imperfect a priori images", Med Phys, Vol 29(11), pp. 2590-2605, Nov 2002.
9. H. R. Hooper and B. G. Fallone, "Sinogram merging to compensate for truncation of projection data in tomotheraphy imaging", Med Phys, Vol 29(11), pp. 2548-2551, Nov 2002.
10. Azevedo S, Rizo P, Grangeat P, "Region-of-Interest Cone-Beam Computed Tomography", 1995 International Meeting on Fully Three-Dimensional Image Reconstruction In Radiology and Nuclear Medicine
11. A. Faridani, E. L. Ritman, K. T. Smith, "Local Tomography", SIAM. J. Appl. Math, Vol 52, No 2, pp. 459-484, Apr 1992.
12. A. Faridani, E. L. Ritman, K. T. Smith, "Examples of Local Tomography", SIAM. J. Appl. Math, Vol 52, No 4, pp. 1193-1198, Aug 1992.
13. R. Chityala, K. R. Hoffmann, D. R. Bednarek, S. Rudin, "Region of interest (ROI) computed tomography", Proceedings of SPIE, Vol 5368, pp. 534-541, May 2004.
14. S. Rudin, D. R. Bednarek, "Region of interest fluoroscopy", Med Phys, Vol 19(5), pp. 1183 -1189, Sep/Oct 1992.
15. W. Wagner, "Reconstructions from restricted region scan data - New means to reduce the patient dose", IEEE Transactions on Nuclear Science, Vol NS-26, No. 2, Apr 1979.
16. Massoumzadeh P, Rudin S, Bednarek DR: Quantitative Evaluation of Amorphous Selenium (a Se) for Region of Interest (ROI) Fluoroscopy SPIE vol. 3977, pp. 658-669, 2000, In: Proceedings from Medical Imaging 2000: Physics of Medical Imaging, San Diego, CA. paper #76. Received Cum Laude Award for Scientific Excellence
17. Massoumzadeh P, Rudin S, Bednarek DR: Filter material selection for region of interest radiologie imaging, Medical Physics, 25(2): 161-171, Feb 1998.
18. L. A. Feldkamp, L. C. Davis, and J. W. Kress, "Practical cone-beam algorithm," J. Opt. Soc. Amer. A, vol. 6, p. 612-619, 1984.
19. B.H. Hasegawa, "The Physics of Medical X-ray Imaging", pp. 221, Medical Physics publishing, Madison, WI.