Hyperintense Vessel Sign(HVS)

FVH is unique in that it does not represent thrombus but rather is a representation of the sluggish or disordered blood flow through vessels, most often leptomeningeal collaterals
FVHの特徴は,血栓を表すのではなく,血管(多くは軟髄膜の側副血行路)を流れる血流停滞や血流障害を表している点である

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AJNR Am J Neuroradiol. 2011 Nov; 32(10): 1771–1775. PMC7966020
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脳卒中 34: 421–428, 2012 J-Stage