Algebraic T2 estimation improves detection of right temporal lobe epilepsy by MR T2 relaxometry

NeuroImage

Volumn 58, Issue 1, 2011, Pages 189-197

  Kosior, Robert K ^a,b,c   Lauzon, M Louis ^a,c   Federico, Paolo ^a,b,c   Frayne, Richard ^a,b,c  

^a UNIVERSITY OF CALGARY   (Canada)

^b UNIVERSITY OF CALGARY   (Canada)

^c FOOTHILLS HOSPITAL   (Canada)

Author keywords

Epilepsy; Magnetic resonance; Relaxometry; Seizures; Voxel based relaxometry

Indexed keywords

ADULT; AGED; ARTICLE; BRAIN DAMAGE; BRAIN REGION; CEREBROSPINAL FLUID LEVEL; CLINICAL ARTICLE; CONTROLLED STUDY; DIAGNOSTIC ACCURACY; FEMALE; HIPPOCAMPUS; HUMAN; IMAGE ANALYSIS; MALE; MATHEMATICAL COMPUTING; MATHEMATICAL MODEL; NUCLEAR MAGNETIC RESONANCE IMAGING; PERFORMANCE MEASUREMENT SYSTEM; PRIORITY JOURNAL; QUANTITATIVE ANALYSIS; SCORING SYSTEM; SENSITIVITY ANALYSIS; TEMPORAL LOBE EPILEPSY; VOXEL BASED MORPHOMETRY;

ADOLESCENT; ADULT; AGED; ALGORITHMS; BRAIN MAPPING; CALIBRATION; COMPUTER SIMULATION; DATA INTERPRETATION, STATISTICAL; EPILEPSY, TEMPORAL LOBE; FEMALE; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; MAGNETIC RESONANCE IMAGING; MALE; MIDDLE AGED; REFERENCE VALUES; YOUNG ADULT;

EID: 79960626421     PISSN: 10538119     EISSN: 10959572     Source Type: Journal    
DOI: 10.1016/j.neuroimage.2011.06.002     Document Type: Article

References (33)

1. Anastasiou A., Hall L.D. Optimisation of T2 and M0 measurements of bi-exponential systems. Magn. Reson. Imaging 2004, 22:67-80.
2. Beaulieu C., Fenrich F.R., Allen P.S. Multicomponent water proton transverse relaxation and T2-discriminated water diffusion in myelinated and nonmyelinated nerve. Magn. Reson. Imaging 1998, 16:1201-1210.
3. Bernasconi A., Bernasconi N., Caramanos Z., Reutens D.C., Andermann F., Dubeau F., Tampieri D., Pike B.G., Arnold D.L. T2 relaxometry can lateralize mesial temporal lobe epilepsy in patients with normal MRI. Neuroimage 2000, 12:739-746.
4. Briellmann R.S., Berkovic S.F., Jackson G.D. Men may be more vulnerable to seizure-associated brain damage. Neurology 2000, 55:1479-1485.
5. Briellmann R.S., Jackson G.D., Pell G.S., Mitchell L.A., Abbott D.F. Structural abnormalities remote from the seizure focus: a study using T2 relaxometry at 3 T. Neurology 2004, 63:2303-2308.
6. Briellmann R.S., Syngeniotis A., Fleming S., Kalnins R.M., Abbott D.F., Jackson G.D. Increased anterior temporal lobe T2 times in cases of hippocampal sclerosis: a multi-echo T2 relaxometry study at 3 T. AJNR Am. J. Neuroradiol. 2004, 25:389-394.
7. Duncan J.S., Bartlett P., Barker G.J. Technique for measuring hippocampal T2 relaxation time. AJNR Am. J. Neuroradiol. 1996, 17:1805-1810.
8. Gelman N., Gorell J.M., Barker P.B., Savage R.M., Spickler E.M., Windham J.P., Knight R.A. MR imaging of human brain at 3.0 T: preliminary report on transverse relaxation rates and relation to estimated iron content. Radiology 1999, 210:759-767.
9. Jack C.R. Hippocampal T2 relaxometry in epilepsy: past, present, and future. AJNR Am. J. Neuroradiol. 1996, 17:1811-1814.
10. Jackson G.D., Connelly A., Duncan J.S., Grunewald R.A., Gadian D.G. Detection of hippocampal pathology in intractable partial epilepsy: increased sensitivity with quantitative magnetic resonance T2 relaxometry. Neurology 1993, 43:1793-1799.
11. Jensen J.H., Chandra R., Yu H. Quantitative model for the interecho time dependence of the CPMG relaxation rate in iron-rich gray matter. Magn. Reson. Med. 2001, 46:159-165.
12. Kosior R.K., Lauzon M.L., Frayne R., Federico P. Single-subject voxel-based relaxometry for clinical assessment of temporal lobe epilepsy. Epilepsy Res. 2009, 86:23-31.
13. Kuperman V. Magnetic Resonance Imaging: Physical Principles and Applications 2000, Academic Press, San Diego.
14. Lu H., Nagae-Poetscher L.M., Golay X., Lin D., Pomper M., van Zijl P.C. Routine clinical brain MRI sequences for use at 3.0 Tesla. J. Magn. Reson. Imaging 2005, 22:13-22.
15. McCreary C.R., Bjarnason T.A., Skihar V., Mitchell J.R., Yong V.W., Dunn J.F. Multiexponential T2 and magnetization transfer MRI of demyelination and remyelination in murine spinal cord. Neuroimage 2009, 45:1173-1182.
16. McLachlan L.A. Algebraic Analysis of Noisy Exponential Decays. J. Magn. Reson. 1977, 26:223-228.
17. Moore W.S., Yalcin T. The experimental measurement of exponential time constants in the presence of noise. J. Magn. Reson. 1973, 11:50-57.
18. Mueller S.G., Laxer K.D., Schuff N., Weiner M.W. Voxel-based T2 relaxation rate measurements in temporal lobe epilepsy (TLE) with and without mesial temporal sclerosis. Epilepsia 2007, 48:220-228.
19. Pell G.S., Briellmann R.S., Pardoe H., Abbott D.F., Jackson G.D. Composite voxel-based analysis of volume and T2 relaxometry in temporal lobe epilepsy. Neuroimage 2008, 39:1151-1161.
20. Pell G.S., Briellmann R.S., Waites A.B., Abbott D.F., Jackson G.D. Voxel-based relaxometry: a new approach for analysis of T2 relaxometry changes in epilepsy. Neuroimage 2004, 21:707-713.
21. Pell G.S., Briellmann R.S., Waites A.B., Abbott D.F., Lewis D.P., Jackson G.D. Optimized clinical T2 relaxometry with a standard CPMG sequence. J. Magn. Reson. Imaging 2006, 23:248-252.
22. Pell G.S., Waites A.B., Briellmann R.S., Jackson G.D. Voxel Based Relaxometry. Proc International Society for Magnetic Resonance in Medicine 11, Toronto, ON, Canada 2003.
23. Roberts T.P., Mikulis D. Neuro MR: principles. J. Magn. Reson. Imaging 2007, 26:823-837.
24. Rugg-Gunn F.J., Boulby P.A., Symms M.R., Barker G.J., Duncan J.S. Whole-brain T2 mapping demonstrates occult abnormalities in focal epilepsy. Neurology 2005, 64:318-325.
25. Rugg-Gunn F.J., Boulby P.A., Symms M.R., Barker G.J., Duncan J.S. Imaging the neocortex in epilepsy with double inversion recovery imaging. Neuroimage 2006, 31.
26. Salmenpera T.M., Duncan J.S. Imaging in epilepsy. J. Neurol. Neurosurg. Psychiatry 2005, 76(Suppl. 3):iii2-iii10.
27. Salmenpera T.M., Symms M.R., Rugg-Gunn F.J., Boulby P.A., Free S.L., Barker G.J., Yousry T.A., Duncan J.S. Evaluation of quantitative magnetic resonance imaging contrasts in MRI-negative refractory focal epilepsy. Epilepsia 2007, 48:229-237.
28. Sharkey R.J., Kosior R.K., Federico P., Frayne R. Age effects on voxel-based relaxometry used for epileptic patients. Epilepsy Res. 2010, 92:41-47.
29. Smith M.R., Buckmaster H.A. The analysis of noisy exponential decays. J. Magn. Reson. 1975, 17:29-33.
30. Stefanovic B., Sled J.G., Pike G.B. Quantitative T2 in the occipital lobe: the role of the CPMG refocusing rate. J. Magn. Reson. Imaging 2003, 18:302-309.
31. Wansapura J.P., Holland S.K., Dunn R.S., Ball W.S. NMR relaxation times in the human brain at 3.0 tesla. J. Magn. Reson. Imaging 1999, 9:531-538.
32. Whittall K.P., MacKay A.L., Graeb D.A., Nugent R.A., Li D.K., Paty D.W. In vivo measurement of T2 distributions and water contents in normal human brain. Magn. Reson. Med. 1997, 37:34-43.
33. Whittall K.P., MacKay A.L., Li D.K. Are mono-exponential fits to a few echoes sufficient to determine T2 relaxation for in vivo human brain?. Magn. Reson. Med. 1999, 41:1255-1257.