Volume 21, Issue 2 pp. 159-164
Neurointerventional Reports

A Multicenter Analysis of “Time to Microcatheter” for Endovascular Therapy in Acute Ischemic Stroke

Jefferson T. Miley MD

Jefferson T. Miley MD

From the Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota and Hennepin County Medical Center, Minneapolis, MN.

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Muhammad Zeeshan Memon MD

Muhammad Zeeshan Memon MD

From the Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota and Hennepin County Medical Center, Minneapolis, MN.

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Haitham M. Hussein MD

Haitham M. Hussein MD

From the Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota and Hennepin County Medical Center, Minneapolis, MN.

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Douglas A. Valenta MD

Douglas A. Valenta MD

From the Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota and Hennepin County Medical Center, Minneapolis, MN.

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M. Fareed K. Suri MD

M. Fareed K. Suri MD

From the Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota and Hennepin County Medical Center, Minneapolis, MN.

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Gabriela Vazquez PhD

Gabriela Vazquez PhD

From the Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota and Hennepin County Medical Center, Minneapolis, MN.

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Adnan I. Qureshi MD

Adnan I. Qureshi MD

From the Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota and Hennepin County Medical Center, Minneapolis, MN.

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First published: 24 March 2011
Citations: 21
Correspondence: Address correspondence to Jefferson T. Miley, MD, Zeenat Qureshi Stroke Research Center, Department of Neurology, University of Minnesota, 420 Delaware St. S.E., Minneapolis, MN 55455. E-mail: [email protected].

No grant support.

Data were presented in February 2009 at the International Stroke Conference in San Diego, CA.

J Neuroimaging 2011;21:159-164.

Abstract

ABSTRACT

PURPOSE

At present, no time recommendation for initiation of endovascular treatment in acute ischemic stroke is available. A multicenter analysis was designed to identify variables that prolong “time to microcatheter,” defined as the time interval from computed tomographic scan to microcatheter placement in the cerebral circulation.

METHODS

Consecutive acute ischemic stroke patients from 3 academic stroke centers were included. Analysis of covariance was used to evaluate different variables that prolong “time to microcatheter.”

RESULTS

Ninety-one patients underwent emergent endovascular treatment for acute ischemic stroke. Mean “time to microcatheter” was 174 ± 60 minutes. No significant time difference was found in patients who were intubated, presented at night or weekends, were administered intravenous recombinant tissue plasminogen activator, or underwent additional imaging prior to endovascular treatment. “Time to microcatheter” was significantly longer in nonlevel I trauma centers and in patients with National Institutes of Health Stroke Scale Score of 10 to 19.

CONCLUSION

Wide variability of “time to microcatheter” among institutions highlights the need for standardized time goals.

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