Diffusion imaging shows abnormalities after blunt head trauma when conventional magnetic resonance imaging normal

被引：119

作者：

Rugg-Gunn, FJ ^{[1
]}

Symms, MR ^{[1
]}

Barker, GJ ^{[1
]}

Greenwood, R ^{[1
]}

Duncan, JS ^{[1
]}

机构：

[1] Natl Soc Epilepsy, Gerrards Cross SL9 0RJ, Bucks, England

来源：

JOURNAL OF NEUROLOGY NEUROSURGERY AND PSYCHIATRY | 2001年 / 70卷 / 04期

关键词：

diffusion tensor imaging; head injury; mean diffusivity; fractional anisotropy;

D O I：

10.1136/jnnp.70.4.530

中图分类号：

R74 [神经病学与精神病学];

学科分类号：

摘要：

The investigation and management of patients after head injury must include the accurate and complete identification of cerebral damage. Using diffusion tensor imaging, abnormalities of diffusion in patients with head injuries and unremarkable MRI have been shown for the first time.

引用

页码：530 / 533

页数：4

共 5 条

[1] Effects of osmotically driven cell volume changes on diffusion-weighted imaging of the rat optic nerve
Anderson, AW
Zhong, JH
Petroff, OAC
Szafer, A
Ransom, BR
Prichard, JW
Gore, JC
[J]. MAGNETIC RESONANCE IN MEDICINE, 1996, 35 (02) : 162 - 167
[2] Diffusion- and T-2-weighted MRI of closed-head injury in rats: A time course study and correlation with histology
Assaf, Y
BeitYannai, E
Shohami, E
Berman, E
Cohen, Y
[J]. MAGNETIC RESONANCE IMAGING, 1997, 15 (01) : 77 - 85
[3] Friston K., 1995, HUMAN BRAIN MAPPING, V2, P189, DOI [DOI 10.1002/HBM.460020402, 10.1002/hbm.460020402]
[4] Toward a quantitative assessment of diffusion anisotropy
Pierpaoli, C
Basser, PJ
[J]. MAGNETIC RESONANCE IN MEDICINE, 1996, 36 (06) : 893 - 906
[5] Blunt-head trauma associated with widespread water-diffusion changes
Wieshmann, UC
Symms, MR
Clark, CA
Lemieux, L
Parker, GJM
Barker, GJ
Shorvon, SD
[J]. LANCET, 1999, 353 (9160) : 1242 - 1243

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