## Abstract A gradient scheme is presented which may be used for STEAM or ISIS localization. One application of the scheme is to perform singleβshot STEAM shimming prior to data acquisition with STEAM and ISIS, using identical gradient amplitudes and durations. Using conventional STEAM to shim for
Simultaneous localized 1H STEAM/31P ISIS spectroscopy in Vivo
β Scribed by Robert van Sluis; Ngong M. Yongbi; Geoffrey S. Payne; Martin O. Leach
- Publisher
- John Wiley and Sons
- Year
- 1996
- Tongue
- English
- Weight
- 568 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0740-3194
No coin nor oath required. For personal study only.
β¦ Synopsis
Abstract
A sequence for simultaneous acquisition of ^1^H STEAM and ^31^P ISIS spectra is described, and ^1^H and ^31^P spectra obtained simultaneously from the same volume of interest in both a phantom and a volunteer are presented. The STEAM and ISIS parts of the sequence use a common gradient scheme that is also used during the localized shimming process, partially compensating for eddy current effects. It is demonstrated that this method of simultaneous multinuclear spectroscopy does not compromise the localization performance of the sequence.
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