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Perfusion MRI
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<p>Perfusion MRI or perfusion-weighted imaging (PWI) is <a href="/facts/Perfusion_scanning/SvvkLuV4">perfusion scanning</a> by the use of a particular <a href="/facts/MRI_sequence/3625KbgU">MRI sequence</a>[<i>which?</i>]. The acquired data are then post-processed to obtain perfusion maps with different parameters, such as BV (blood volume), BF (blood flow), MTT (mean transit time) and TTP (time to peak). </p>