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Abstract #0226

Optimized deuterium metabolic imaging (DMI) for quantitative analysis of lactate in intracerebral hemorrhages

Xinjie Liu1, Zhuang Liu1, Martins Otikovs2, Xin Cheng1, Zhi Zhang1, Peng Sun3, Xin Zhou1, Chaoyang Liu1, and Qingjia Bao1
1Innovation Academy for Precision Measurement Science and Technology, Chinese Academy of Sciences, Wuhan, China, 2Weizmann Institute of Sciences, Rehovot, Israel, 3Clinical & Technical Support, Philips Healthcare (Beijing), Beijing, China

Synopsis

Keywords: Biology, Models, Methods, Deuterium, Deuterium metabolic imaging; Intracerebral hemorrhage; Lactate

Motivation: Lactate, as an important metabolism product after intracerebral hemorrhage (ICH), plays a crucial role in the pathophysiology and prognosis. Deuterium metabolic imaging (DMI), as a potentially transformative technique, can localize abnormal metabolism associated with lactate.

Goal(s): Optimize deuterium coils and sequences to improve the signal-to-noise ratio of DMI, and quantitatively analyze lactate changes after ICH with optimized techniques.

Approach: Propose the active decoupling 2H/1H dual-tuned transceiver coil and CSI-bSSFP sequence for DMI and measure the dynamical lactate metabolism in three groups of rats before and after ICH.

Results: DMI can measure the lactate metabolic changes at different time points after ICH.

Impact: This study presents a non-invasive technique for monitoring the lactate metabolic changes after ICH, which holds clinical potential in determining the time of onset, treatment plan, and real-time response evaluation.

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Keywords