<p class="jove_content">This prospective cohort study demonstrates that combined hypoperfusion intensity ratio and Tan collateral score effectively stratify anterior circulation LVO patients in the 6&#8211;24 h window, with dual favorable markers predicting superior endovascular outcomes and reduced hemorrhage risk.</p>

efficacy-safety-endovascular-treatment-for-hir-collateral-screened

Efficacy and Safety of Endovascular Treatment for HIR- and Collateral-Screened Ultra-Long Window Anterior Circulation LVO: A Prospective Cohort Study

This study investigated the clinical value of combined hypoperfusion intensity ratio (HIR) and collateral evaluation for patient selection and prognostic ...

Institution - Affiliated Rudong Hospital of Xinglin College, Nantong University

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