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Abstract #3880

Unenhanced MR Liver Circulation Imaging Using a Triple Inversion Recovery ASL Technique

Marcelo E. Andia1, Rene M. Botnar1

1Division of Imaging Sciences and Biomedical Engineering, Kings College London, London, United Kingdom

Recently we have developed a new Arterial Spin Labeling technique without the need of subtraction based on the use of a triple inversion recovery pre-pulse. In this work we investigated the feasibility of selectively visualizing the portal vein, hepatic artery and hepatic vein in healthy subjects.

Keywords

abdominal ability acquisition advantages agent aorta arterial artery background best biomedical blood branches briefly challenging chronic circulation classic clearly clinical college combined common complete contrast delays developed disease diseases division dysfunction engineering evaluation exploits frequency gradient great half healthy heart heartbeats hepatic identified impact implemented inferior injection inversion investigate kingdom kings labeled labeling labels like liver maintaining need null optimal optimized optimum output patients planning portal potential proper pules pulse readout recently recovery regional renal require requiring scanner sciences segmented selection selective solution sought source space spin static step studies subjects subtraction successfully supply suppression system tissue transplant triggered triple usefulness utility variation vein venous vessels visualization visualized volume warranted whole