Dynamic susceptibility contrast MRI with a prebolus contrast agent administration design for improved absolute quantification of perfusion.

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Abstract

Arterial partial-volume effects (PVEs) often hamper reproducible absolute quantification of cerebral blood flow (CBF) and cerebral blood volume (CBV) obtained by dynamic susceptibility contrast MRI (DSC-MRI). The aim of this study was to examine whether arterial PVEs in DSC-MRI data can be minimized by rescaling the arterial input function (AIF) using a sagittal-sinus venous output function obtained following a prebolus administration of a low dose of contrast agent.
Original languageEnglish
Pages (from-to)996-1006
JournalMagnetic Resonance in Medicine
Volume72
Issue number4
DOIs
Publication statusPublished - 2014

Subject classification (UKÄ)

  • Radiology and Medical Imaging
  • Other Physics Topics

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