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Abstract #1637

Stress Testing the Brain at 7T with Breath Holding

Hans Hoogduin1, Lars Bosboom1, Mandy Conijn1, Willem Mali1, Peter Luijten1

1University Medical Center, Utrecht, Netherlands

Breath holding can provide information on Cerebrovascular Reactivity when combined with BOLD fMRI. The possibilities of the method are explored in healthy volunteers at 7T. The increased BOLD contrast of this field strength provides a step towards clinical use of the method.