Reduced partial volume artifacts using spiral computed tomography and an integrating interpolator

Medical Physics

Volumn 26, Issue 2, 1999, Pages 276-286

  Heuscher, D J ^a   Vembar, M ^a  

^a Picker International   (United States)

Author keywords

And low contrast resolution; Partial volume reduction; Slice sensitivity profile (SSP); Spiral CT of the head; Spiral interpolation

Indexed keywords

INTERPOLATION; POSITRON EMISSION TOMOGRAPHY;

LOW CONTRAST RESOLUTION; PARTIAL VOLUMES; SLICE-SENSITIVITY PROFILES; SPIRAL CT; SPIRAL INTERPOLATIONS;

COMPUTERIZED TOMOGRAPHY;

ARTICLE; ARTIFACT; CALCULATION; IMAGE ANALYSIS; IMAGE RECONSTRUCTION; INSTRUMENTATION; PRIORITY JOURNAL; RADIATION PHYSICS; SPIRAL COMPUTER ASSISTED TOMOGRAPHY;

EID: 0032914530     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.598523     Document Type: Article

References (15)

1. W. A. Kalender, W. Seissler, E. Klotz, and P. Vock, "Spiral volumetric CT with single-breathhold technique, continuous transport and continuous scanner rotation," Radiology 176, 181-183 (1990).
2. W. A. Kalender and A. Polacin, "Physical performance characteristics of spiral CT scanning," Med. Phys. 18, 910-915 (1991).
3. C. R. Crawford and K. F. King, "Computed tomography scanning with simultaneous patient translation," Med. Phys. 17, 967-982 (1990).
4. H. Rigauts, G. Marchal, A. L. Baert, and R. Hupke, "Spiral scanning and the influence of reconstruction algorithm on image quality," J. Comput. Assist. Tomogr. 14, 675-682 (1990).
5. A. Polacin, W. A. Kalender, and G. Marchal, "Evaluation of section sensitivity profiles and image noise in spiral CT," Radiology 185, 29-35 (1992).
6. M. D. Reynolds, D. J. Heuscher, and M. Vembar, "Evaluation of spiral CT on a fourth generation system," Eur. J. Radiol. 5, 102-109 (1995).
7. G. H. Glover and N. J. Pelc, "Nonlinear partial volume artifacts in x-ray computed tomography," Med. Phys. 7, 238-248 (1980).
8. D. J. Goodenough, K. E. Weaver, H. Costaridou, H. Eerdmans, and P. Huysmans, "A new software correction approach to volume averaging artifacts in CT," Comput. Radiol. 10, 87-98 (1986).
9. D. J. Goodenough, A. Rowberg, and W. Edwards, "Partial volume effects: The need to apply correction algorithms for this current limitation in spiral CT," Radiology 194, 974 (1995).
10. Y. Toki, M. Yahata, and Y. Shibata, "New algorithm for reducing partial volume artifacts in helical CT," Radiology 189, 168 (1993).
11. D. J. Goodenough, K. E. Weaver, and D. O. Davis, "Potential artifacts associated with the scanning pattern of the EMI scanner," Radiology 117, 615-619 (1975).
12. A. Brooks and G. Di Chiro, "Slice geometry in computer assisted tomography," J. Comput. Assist. Tomogr. 1, 191-199 (1977).
13. N. Schneiders and S. Bushong, "An improved method for determining CT imaging slice thickness," Med. Phys. 8, 516-519 (1981).
14. A. Polacin, W. A. Kalender, J. Brink, and M. W. Vannier, "Measurement of slice sensitivity profiles in spiral CT," Med. Phys. 21, 133-146 (1994).
15. G. Wang and M. W. Vannier, "Helical CT image noise - analytical results," Med. Phys. 20, 1635-1640 (1993).