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Reproducibility of short TE STEAM .sup.1./sup.H MR spectra from frontal,occipital and parietal brain regions acquired without outer volume suppression
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SYSNO ASEP 0205458 Document Type C - Proceedings Paper (int. conf.) R&D Document Type Conference Paper Title Reproducibility of short TE STEAM 1H MR spectra from frontal,occipital and parietal brain regions acquired without outer volume suppression Author(s) Starčuk jr., Zenon (UPT-D) RID, ORCID, SAI
Krupa, P. (CZ)
Horký, Jaroslav (UPT-D) RID
Starčuk, Zenon (UPT-D) RIDSource Title Proceedings of the international society for magnetic resonance in medicine. - Honolulu : ISMRM, 2002 - ISSN 1524-6965 Pages s. 966 Number of pages 1 s. Action Scientific meeting and exhibition Event date 18.05.2002-24.05.2002 VEvent location Honolulu Country US - United States Event type WRD Language eng - English Country GB - United Kingdom Keywords proton MR spectra ; short-TE localisation ; water suppression efficiency Subject RIV JA - Electronics ; Optoelectronics, Electrical Engineering R&D Projects IAA4065901 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) CEZ AV0Z2065902 - UPT-D Annotation The aim of this communication is to show the variations observed in proton MR spectra acquired from various brain regions on a 1.5 T MR scanner (Symphony, SIEMENS) from 3x3x2 cm3 VOIs by short-TE (20-30 ms) STEAM localization, with short TR (1500 ms), and no outer volume suppression.Both inter- and intra-subject reproducibility of the MR spectra was followed on 18 healthy volunteers (age 20-70 years) under the condition of low water suppression efficiency (50-250x). In this case, the residual water signal can serve as an internal standard for quantitation and compensation of various types of artifacts in the acquired MR spectra. Workplace Institute of Scientific Instruments Contact Martina Šillerová, sillerova@ISIBrno.Cz, Tel.: 541 514 178 Year of Publishing 2003
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