Computational simulation of turbulent signal loss in 2D time-of-flight magnetic resonance angiograms

Magnetic Resonance in Medicine

Volumn 37, Issue 4, 1997, Pages 609-614

  Siegel Jr , John M ^a,c   Oshinski, John N ^a   Pettigrew, Roderic I ^a   Ku, David N ^a,b  

^a EMORY UNIVERSITY SCHOOL OF MEDICINE   (United States)

^b GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

^c CFD RESEARCH CORPORATION   (United States)

Author keywords

angiography; CFD; MRA; random; signal loss; stenosis; turbulence

Indexed keywords

ANGIOGRAPHY; COMPUTATIONAL FLUID DYNAMICS; FLIGHT SIMULATORS; FLUID MECHANICS; MAGNETIC RESONANCE IMAGING; SIGNAL ANALYSIS; STOCHASTIC SYSTEMS; TURBULENCE;

COMPUTATIONAL MODEL; COMPUTATIONAL SIMULATION; DOMINANT MECHANISM; GRADIENT WAVEFORMS; RANDOM; SIGNAL LOSS; STENOSIS; STOCHASTIC ANALYSIS;

MAGNETIC RESONANCE;

ARTICLE; COMPUTER SIMULATION; MAGNETIC RESONANCE ANGIOGRAPHY; MODEL; SIGNAL DETECTION; TURBULENT FLOW;

EID: 0030989597     PISSN: 07403194     EISSN: None     Source Type: Journal    
DOI: 10.1002/mrm.1910370421     Document Type: Article

References (23)

1. A. J. Evans, R. A. Blinder, R. J. Herfkens, C. E. Spritzer, D. O. Kuetho, E. K. Fram, L. W. Hedlund. Effects of turbulence on signal intensity in gradient echo images. Invest. Radiol. 23, 512-518 (1988).
2. B. Krug, H. Kugel, G. Friedmann, J. Bunke, P. VanDijk, R. Schmidt, H. J. Hirche, MR imaging of poststenotic flow phenomena: experimental studies. J. Magn. Reson. Imaging 1, 585-591 (1991).
3. R. P. Spielmann, O. Schneider, F. Thiele, M. Heller, E. Bucheler, Appearance of poststenotic jets in MRI: dependence on flow velocity and on imaging parameters. Magn. Reson. Imaging 9, 67-72 (1991).
4. J. N. Oshinski, D. N. Ku, R. I. Pettigrew, Turbulent fluctuation velocity: the most significant determinant of signal loss in stenotic vessels. Magn. Reson. Med. 33, 193-199 (1995).
5. P. Schmalbrock, G. Yuan, D. W. Chakeres, J. Kohli, N. J. Pelc, Volume MR angiography: methods to achieve very short echo times. Radiology 175, 861-865 (1990).
6. J. A. Tkach, P. M. Ruggieri, J. J. Dillinger, J. S. Ross, M. T. Modic, T. J. Masaryk, Three-dimensional time-of flight MR angiography with a specialized gradient head coil. J. Magn. Reson. Imaging 3, 365-375 (1993).
7. J. C. Gatenby, T. R. McCauley, J. C. Gore, An Investigation using partial echo techniques of post-stenotic signal, in "Proc., SMRM, 10th Annual Meeting, 1991," p. 364.
8. J. C. Gatenby, T. R. McCauley, J. C. Gore, Mechanisms of signal loss in MR imaging of stenoses, in "Proc., SMRM, 11th Annual Meeting, 1992," p. 2814.
9. S. N. Urchuk, D. B. Plewes, Mechanisms of flow-induced signal loss in MR angiography. J. Magn. Reson. Imaging 2, 453-462 (1992).
10. W. G. Bradley, V. Waluch, K. Lai, E. J. Fernandez, C. Spalter, The Appearance of rapidly flowing blood on magnetic resonance images. AJR 143, 1167-1174 (1984).
11. K. Fukuda, A. Hirai, A pulsed NMR study on the flow of fluid. J. Phys. Soc. Japan 47, 1999-2006 (1979).
12. K. Fukuda, A. Inouye, Y. Kawabe, A. Hirai, Transition from laminar to turbulent flow of water in a pipe measured by a pulsed NMR method. J. Phys. Soc. Japan 54, 4555-4560 (1985).
13. D. O. Kuethe, Measuring distributions of diffusivity in turbulent fluids with magnetic-resonance imaging. Phys. Rev. A 40, 4542-4551 (1989).
14. R. L. Wolf, D. B. Richardson, C. C, LaPlante, J. Huston, S. J. Riederer, R. L. Ehman, Blood flow imaging through detection of temporal variations in magnetization. Radiology 185, 559-567 (1993).
15. R. van Tyen, D. Saloner, L. Jou, S. Berger, MR imaging of flow through tortuous vessels: a numerical simulation. Magn. Res. Med. 31, 184-195 (1994).
16. Y. C. Fung, "Biomechanics," Springer-Verlag, New York, 1981.
17. D. R. Lide (ed): "CRC Handbook of Chemistry and Physics," CRC Press, Boca Raton, FL, 1994.
18. L. H. Back, E. J. Roschke, Shear-layer flow regimes and wave instabilities and reattachment lengths downstream of an abrupt circular channel expansion. J. Appl. Mech. 39, 677-681 (1972).
19. H. Tennekes, J. L. Lumley, "A First Course in Turbulence." MIT Press, Cambridge, MA, 1992.
20. J. M. Siegel, J. N. Oshinski, R. I. Pettigrew, D. N. Ku, Comparison of phantom and computer simulated magnetic resonance images of flow in a convergent geometry: implications for improved 2D MR angiography. J. Magn. Reson. Imaging 5, 677-683 (1995).
21. J. M. Siegel, D. N. Ku, Flow differentiation scheme for magnetic resonance angiograpy. U. S. and International Patent Pending Serial No. 08/232, 377, Filed April 25 (1994).
22. J. M. Siegel, H. L. Bergman, D. N. Ku, A comparison of laser, ultrasound MRI, and computational fluid dynamics velocity determination in stenotic flow. ASME Adv. Bioeng. 29, 369-370 (1995).
23. S. A. Ahmed, D. P. Giddens, Flow disturbance measurements through a constricted tube at moderate Reynolds numbers. J. Biomech. 16, 955-963 (1983).