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Spin-echo planar spectroscopic imaging for fast lipid characterization in bone marrow
被引:8
|作者:
Bao, S
[1
]
Guttmann, CGR
[1
]
Mugler, JP
[1
]
Brookeman, JR
[1
]
Panych, LP
[1
]
Kraft, RA
[1
]
Oshio, K
[1
]
Jaramillo, D
[1
]
Jolesz, FA
[1
]
Williamson, DS
[1
]
Mulkern, RV
[1
]
机构:
[1] Harvard Univ, Sch Med, Childrens Hosp, Dept Radiol, Boston, MA 02115 USA
关键词:
lipids;
H-1;
MRS;
echo planar imaging (EPI);
D O I:
10.1016/S0730-725X(99)00056-9
中图分类号:
R8 [特种医学];
R445 [影像诊断学];
学科分类号:
1002 ;
100207 ;
1009 ;
摘要:
Lipid characterization of bone marrow in vivo with proton magnetic resonance spectroscopy was performed using Spin-Echo Planar Spectroscopic Imaging sequences. The methods are shown capable of rapidly generating two-dimensional chemical shift imaging data sets suitable for measuring lipid indices that reflect unsaturation levels among triglycerides, as demonstrated in oil phantoms and bone marrow from a healthy volunteer. The volume coverage, spatial resolution, acquisition speed; and spectral characteristics of Spin-Echo Planar Spectroscopic Imaging should make it attractive for clinical studies of diseases affecting normal lipid chemical composition. (C) 1999 Elsevier Science Inc.
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页码:1203 / 1210
页数:8
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