Edited magnetic resonance spectroscopy in the neonatal brain

Yulu Song, Peter J. Lally, Maria Yanez Lopez, Georg Oeltzschner, Mary Beth Nebel, Borjan Gagoski, Steven Kecskemeti, Steve C.N. Hui, Helge J. Zöllner, Deepika Shukla, Tomoki Arichi, Enrico De Vita, Vivek Yedavalli, Sudhin Thayyil, Daniele Fallin, Douglas C. Dean, P. Ellen Grant, Jessica L. Wisnowski, Richard A.E. Edden

Research output: Contribution to journalReview articlepeer-review

Abstract

J-difference-edited spectroscopy is a valuable approach for the detection of low-concentration metabolites with magnetic resonance spectroscopy (MRS). Currently, few edited MRS studies are performed in neonates due to suboptimal signal-to-noise ratio, relatively long acquisition times, and vulnerability to motion artifacts. Nonetheless, the technique presents an exciting opportunity in pediatric imaging research to study rapid maturational changes of neurotransmitter systems and other metabolic systems in early postnatal life. Studying these metabolic processes is vital to understanding the widespread and rapid structural and functional changes that occur in the first years of life. The overarching goal of this review is to provide an introduction to edited MRS for neonates, including the current state-of-the-art in editing methods and editable metabolites, as well as to review the current literature applying edited MRS to the neonatal brain. Existing challenges and future opportunities, including the lack of age-specific reference data, are also discussed.

Original languageEnglish (US)
Pages (from-to)217-232
Number of pages16
JournalNeuroradiology
Volume64
Issue number2
DOIs
StatePublished - Feb 2022

Keywords

  • Edited MRS
  • J-difference editing
  • Low-concentration metabolites
  • Neonatal brain
  • Relaxation time

ASJC Scopus subject areas

  • Radiology Nuclear Medicine and imaging
  • Clinical Neurology
  • Cardiology and Cardiovascular Medicine

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