Abstract #1326

Does a 100% Oxygen Gas Challenge Affect Renal Blood Flow, as Measured Using Arterial Spin Labelling?

Katherine Frances Holliday¹,², Geoffrey J M Parker¹,², Mark Dobbs¹,², Josephine Helen Naish¹,²

¹Imaging Sciences, The University of Manchester, Manchester Academic Health Science Centre, Manchester, United Kingdom; ²Biomedical Imaging Institute, Manchester, United Kingdom

OE-MRI uses an oxygen gas challenge to investigate tissue oxygenation by measuring a change in signal or T₁; literature suggests this challenge may cause a reduction in blood flow.