brain;
magnetic resonance studies;
brain neoplasms;
craniopharyngioma;
proton magnetic resonance spectroscopy;
FLAIR sequence;
diffusion-weighted imaging;
D O I:
10.1016/S0895-6111(00)00066-5
中图分类号:
R318 [生物医学工程];
学科分类号:
0831 ;
摘要:
To date, only a few cases of craniopharyngiomas have been studied by magnetic resonance (NIR) spectroscopy. We report our spectroscopy experiences with five patients having surgically proven craniopharyngiomas. Proton MR spectroscopy images were obtained using the single-voxel mode with spin-echo point resolved spectroscopy. Very prominent peaks centered at 1-1.5 ppm were noted in spectroscopic analysis, which probably corresponded to lipid/cholesterol peaks, correlating with the histological findings revealing high amounts of cholesterol in the cyst fluids. (C) 2001 Elsevier Science Ltd. All rights reserved.
机构:
Johns Hopkins Univ, Sch Med, Russell H Morgan Dept Radiol & Radiol Sci, Baltimore, MD 21287 USAJohns Hopkins Univ, Sch Med, Russell H Morgan Dept Radiol & Radiol Sci, Baltimore, MD 21287 USA
Barker, Peter B.
Lin, Doris D. M.
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机构:Johns Hopkins Univ, Sch Med, Russell H Morgan Dept Radiol & Radiol Sci, Baltimore, MD 21287 USA