Perfusion-weighted imaging–derived collateral flow index is a predictor of MCA M1 recanalization after IV thrombolysis

F Nicoli, PL de Micheaux… - American Journal of …, 2013 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Recent studies highlight the role of CC in preserving
ischemic penumbra. Some authors suggested the quality of CC could also impact …

Collateral circulation on p erfusion‐c omputed t omography‐s ource i mages predicts the response to stroke intravenous thrombolysis

AI Calleja, E Cortijo, P Garcia‐Bermejo… - European journal of …, 2013 - Wiley Online Library
Background and purpose Perfusion‐computed tomography‐source images (PCT‐SI) may
allow a dynamic assessment of leptomeningeal collateral arteries (LMC) filling and emptying …

Significance of development and reversion of collaterals on MRI in early neurologic improvement and long-term functional outcome after intravenous thrombolysis for …

M Ichijo, E Iwasawa, Y Numasawa… - American Journal …, 2015 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Predicting response to rtPA is essential in the era of
endovascular therapy for stroke. The purpose of this study was to elucidate prognostic …

[HTML][HTML] The velocity of collateral filling predicts recanalization in acute ischemic stroke after intravenous thrombolysis

S Zhang, X Zhang, S Yan, Y Lai, Q Han, J Sun… - Scientific Reports, 2016 - nature.com
The aim of this study was to evaluate the impact of pretreatment quality of collaterals,
involving velocity and extent of collateral filling, on recanalization after intravenous …

[HTML][HTML] The combination of baseline magnetic resonance perfusion-weighted imaging-derived tissue volume with severely prolonged arterial-tissue delay and …

F Nicoli, F Scalzo, JL Saver, F Pautot, A Mitulescu… - Neuroradiology, 2014 - Springer
Introduction Indices of collateral flow deficit derived from MR perfusion imaging that are
predictive of MCA-M1 recanalization after intravenous thrombolysis have been recently …

Slow collateral flow is associated with thrombus extension in patients with acute large-artery occlusion

R Zhang, Y Zhou, S Yan, S Zhang… - American Journal of …, 2018 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: It is still poorly understood about the dynamic changes of
the thrombus after intravenous thrombolysis and how the remaining thrombus affects clinical …

Influence of the site of arterial occlusion on multiple baseline hemodynamic MRI parameters and post-thrombolytic recanalization in acute stroke

L Derex, M Hermier, P Adeleine, JB Pialat, M Wiart… - Neuroradiology, 2004 - Springer
In this prospective MRI study, we evaluated the impact of the site of occlusion on multiple
baseline perfusion parameters and subsequent recanalization in 49 stroke patients who …

Subtracted dynamic MR perfusion source images (sMRP-SI) provide collateral blood flow assessment in MCA occlusions and predict tissue fate

K Villringer, R Serrano-Sandoval, U Grittner… - European …, 2016 - Springer
Objectives Collateral blood flow is accepted as a predictive factor of tissue fate in ischemic
stroke. Thus, we aimed to evaluate a new method derived from MR perfusion source images …

[HTML][HTML] Impact of slow blood filling via collaterals on infarct growth: comparison of mismatch and collateral status

JP Son, MJ Lee, SJ Kim, JW Chung, J Cha… - Journal of …, 2017 - ncbi.nlm.nih.gov
Background and Purpose Perfusion-diffusion mismatch has been evaluated to determine
whether the presence of a target mismatch helps to identify patients who respond favorably …

CTA collateral status and response to recanalization in patients with acute ischemic stroke

V Nambiar, SI Sohn, MA Almekhlafi… - American journal …, 2014 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Collateral status at baseline is an independent
determinant of clinical outcome among patients with acute ischemic stroke. We sought to …