Prognostic value of hyperintense vessel signals on fluid-attenuated inversion recovery sequences in acute cerebral ischemia

被引:38
作者
Girot, Marie
Gauvrit, Jean-Yves
Cordonnier, Charlotte
Pruvo, Jean-Pierre
Verdelho, Ana
Leys, Didier [1 ]
Leclerc, Xavier
机构
[1] Ctr Hosp Reg & Univ Lille, Dept Neurol, Lille, France
[2] Ctr Hosp Reg & Univ Lille, Dept Neuroradiol, Lille, France
关键词
fluid-attenuated inversion recovery; hyperintense vessel signals; FLAIR MRI; STROKE; DIAGNOSIS;
D O I
10.1159/000098055
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
Background: Fluid-attenuated inversion recovery (FLAIR) sequences may reveal hyperintense vessel signals (HVS) at the acute stage of cerebral ischemia. The aim of this study was to test the hypothesis that HVS are associated with a worse outcome. Methods: We included 30 consecutive patients admitted within 12 h after onset of hemispheric cerebral ischemia. The outcome was assessed with the modified Rankin Scale at month 1. Results: Proximal HVS were present in 9 patients and distal HVS in 16. All patients with proximal occlusions on time-of-flight sequences had distal HVS on FLAIR. Patients with poor outcome at month 1 (modified Rankin Scale 3-6) more frequently had had HVS on MRI (12/13 vs. 4/17; p < 0.001). Conclusion: Distal HVS found on FLAIR sequences within 12 h of acute cerebral ischemia are associated with a worse 1-month outcome. Copyright (c) 2007 S. Karger AG, Basel.
引用
收藏
页码:75 / 79
页数:5
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