Spectral ρZ-Projection Method for Characterization of Body Fluids in Computed Tomography. Ex Vivo Experiments1

Academic Radiology

Volumn 16, Issue 6, 2009, Pages 763-769

  Mahnken, Andreas H ^a   Stanzel, Sven ^a   Heismann, Bjoern ^a  

^a RWTH AACHEN UNIVERSITY   (Germany)

Author keywords

computed tomography; Dual energy; material decomposition; spectral computed tomography

Indexed keywords

ARTICLE; BODY FLUID; CHEMICAL COMPOSITION; COMPUTER ASSISTED TOMOGRAPHY; IMAGE ANALYSIS; IMAGE QUALITY; PRIORITY JOURNAL; SPECTRAL SENSITIVITY; CHEMISTRY; COMPUTER ASSISTED DIAGNOSIS; HUMAN; METHODOLOGY; PHOTON ABSORPTIOMETRY; RADIOGRAPHY; REVIEW;

ABSORPTIOMETRY, PHOTON; BODY FLUIDS; HUMANS; RADIOGRAPHIC IMAGE INTERPRETATION, COMPUTER-ASSISTED; TOMOGRAPHY, X-RAY COMPUTED;

EID: 65549150272     PISSN: 10766332     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.acra.2009.01.002     Document Type: Article

References (18)

1. Filly R.A., Sommer F.G., and Minton M.J. Characterization of biological fluids by ultrasound and computed tomography. Radiology 134 (1980) 167-171
2. Gupta S., Seith A., Sud K., et al. CT in the evaluation of complicated autosomal dominant polycystic kidney disease. Acta Radiol 41 (2000) 280-284
3. Nandalur K.R., Hardie A.H., Bollampally S.R., et al. Accuracy of computed tomography attenuation values in the characterization of pleural fluid: an ROC study. Acad Radiol 12 (2005) 987-991
4. Alvarez R.E., and Macovski A. Energy-selective reconstructions in X-ray computerized tomography. Phys Med Biol 21 (1976) 733-744
5. Macovski A., Alvarez R.E., Chan J.L., et al. Energy dependent reconstruction in X-ray computerized tomography. Comput Biol Med 6 (1976) 325-336
6. Heismann B.J., Leppert J., and Stierstorfer K. Density and atomic number measurements with spectral x-ray attenuation method. J Appl Phys 94 (2003) 2073-2079
7. Stonestrom J.P., Alvarez R.E., and Macovski A. A framework for spectral artifact corrections in x-ray CT. IEEE Trans Biomed Eng 28 (1981) 128-141
8. Weaver J.B., and Huddleston A.L. Attenuation coefficients of body tissues using principal-components analysis. Med Phys 12 (1985) 40-45
9. Vetter J.R., and Holden J.E. Correction for scattered radiation and other background signals in dual-energy computed tomography material thickness measurements. Med Phys 15 (1988) 726-731
10. Avrin D.E., Macovski A., and Zatz L.E. Clinical application of Compton and photo-electric reconstruction in computed tomography: preliminary results. Invest Radiol 13 (1978) 217-222
11. Kalender W.A., Perman W.H., Vetter J.R., et al. Evaluation of a prototype dual-energy computed tomographic apparatus. I. Phantom studies. Med Phys 13 (1986) 334-339
12. Heismann B.J. Atomic number measurement precision of spectral decomposition methods for CT. IEEE Nuclear Science Symposium Conference Record 5 (2005) 2741-2742
13. International Commission on Radiation Units and Measurements (ICRU). Photon, electron, proton and neutron interaction data for body tissues (Report 46) (1992), ICRU, Bethesda, MD
14. Johnson T.R., Krauss B., Sedlmair M., et al. Material differentiation by dual energy CT: initial experience. Eur Radiol 17 (2007) 1510-1517
15. Pontana F., Faivre J.B., Remy-Jardin M., et al. Lung perfusion with dual-energy multidetector-row CT (MDCT): feasibility for the evaluation of acute pulmonary embolism in 117 consecutive patients. Acad Radiol 15 (2008) 1494-1504
16. Primak A.N., Fletcher J.G., Vrtiska T.J., et al. Noninvasive differentiation of uric acid versus non-uric acid kidney stones using dual-energy CT. Acad Radiol 14 (2007) 1441-1447
17. Perkins ST, Cullen DE, Chen MH, et al. Tables and graphs of atomic subshell and relaxation data derived from the LLNL evaluated atomic data library (EADL), Z = 1-100. Lawrence Livermore National Laboratory Report UCRL-50400, Vol. 30. Livermore, CA, 1991.
18. Cullen DE, Chen MH, Hubbell JH, et al. Tables and graphs of photon-interaction cross-sections from 10 eV to 100 GeV derived from the LLNL evaluated photon data library. Lawrence Livermore National Laboratory Report UCRL-50400, Vol. 6. Livermore, CA, 1989.