Background and Purpose— The purpose of these guidelines is to provide an up-to-date
comprehensive set of recommendations in a single document for clinicians caring for adult …

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This scientific statement is intended for use by physicians and allied health personnel caring
for patients with transient ischemic attacks. Formal evidence review included a structured …

Background Whether brain imaging can identify patients who are most likely to benefit from
therapies for acute ischemic stroke and whether endovascular thrombectomy improves …

Background and Purpose— The only Food and Drug Administration (FDA)-approved treatment
for acute ischemic stroke is tissue plasminogen activator (tPA) given intravenously within …

Purpose—The aim of this guideline is to provide a focused update of the current recommendations
for the endovascular treatment of acute ischemic stroke. Where there is overlap, the …

Background Although the use of magnetic resonance imaging (MRI) for the diagnosis of
acute stroke is increasing, this method has not proved more effective than computed …

Purpose— The aim of this guideline is to provide a focused update of the current recommendations
for the endovascular treatment of acute ischemic stroke. When there is overlap, the …

ContextNoncontrast computed tomography (CT) is the standard brain imaging study for the
initial evaluation of patients with acute stroke symptoms. Multimodal magnetic resonance …

Diffusion magnetic resonance imaging provides an early marker of acute cerebral ischemic
injury. Thrombolytic reversal of diffusion abnormalities has not previously been …