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Acute Ischemic Stroke Management
Research Guide
What is Acute Ischemic Stroke Management?
Acute Ischemic Stroke Management is the evidence-based evaluation, thrombolytic, endovascular, and antiplatelet therapies, along with guideline-directed care to restore cerebral blood flow and improve outcomes in patients with acute blockage of brain arteries.
The field encompasses 131,389 papers on epidemiology, thrombolysis, endovascular therapy, risk factors, and clinical outcomes of ischemic stroke. Key advancements include intravenous tissue plasminogen activator (t-PA) within 3 hours of onset, as shown in a randomized trial by The National Institute of Neurological Disorders and Stroke rt-PA Stroke Study Group (1995). Subtype classification using the TOAST system guides prognosis and therapy selection, per Adams et al. (1993).
Topic Hierarchy
Research Sub-Topics
Thrombolysis in Acute Ischemic Stroke
Thrombolysis research evaluates intravenous tPA efficacy, timing windows, and hemorrhage risk prediction in acute ischemic stroke. Researchers conduct RCTs and develop imaging biomarkers for patient selection.
Endovascular Thrombectomy for Stroke
Endovascular thrombectomy mechanically removes large vessel occlusions using stent retrievers and aspiration devices. Researchers optimize techniques through trials extending treatment windows and combinations with thrombolysis.
Neuroprotection in Ischemic Stroke
Neuroprotection targets excitotoxicity, inflammation, and apoptosis cascades in the ischemic penumbra to extend salvageable tissue. Researchers test pharmacological agents and hypothermia in preclinical and phase II/III trials.
Risk Factors for Ischemic Stroke
Ischemic stroke risk factor epidemiology examines hypertension, atrial fibrillation, diabetes, and modifiable lifestyle contributors. Researchers perform cohort studies, Mendelian randomization, and risk calculators for primary prevention.
Secondary Prevention after Ischemic Stroke
Secondary prevention post-stroke employs antiplatelets, statins, anticoagulants, and lifestyle interventions to prevent recurrence. Researchers compare regimens through meta-analyses and adherence studies.
Why It Matters
Acute Ischemic Stroke Management directly impacts survival and disability rates through time-sensitive interventions like thrombolysis and thrombectomy. The National Institute of Neurological Disorders and Stroke rt-PA Stroke Study Group (1995) trial established intravenous t-PA, reducing disability in 11% more patients at 3 months despite hemorrhage risks. Endovascular thrombectomy after large-vessel occlusion improved outcomes in a meta-analysis by Goyal et al. (2016) across five trials. Guidelines by Jauch et al. (2013) standardize prehospital and hospital care, while carotid endarterectomy benefits symptomatic high-grade stenosis patients, as Barnett (1991) reported 65% relative risk reduction in stroke.
Reading Guide
Where to Start
"Guidelines for the Early Management of Patients With Acute Ischemic Stroke" by Jauch et al. (2013), as it provides a structured overview of evidence-based evaluation, thrombolysis, and care protocols essential for clinical application.
Key Papers Explained
"Tissue Plasminogen Activator for Acute Ischemic Stroke" by The National Institute of Neurological Disorders and Stroke rt-PA Stroke Study Group (1995) established intravenous t-PA efficacy within 3 hours. Jauch et al. (2013) incorporated this into comprehensive guidelines covering prehospital to revascularization steps. Goyal et al. (2016) extended options with thrombectomy meta-analysis, building on t-PA limitations for large-vessel cases. Adams et al. (1993) TOAST classification underpins subtype-specific management across these.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Recent preprints explore thrombolysis beyond 4.5 hours with perfusion imaging, as in "Alteplase for Acute Ischemic Stroke at 4.5 to 24... : JAMA", showing functional benefits despite hemorrhage risks. FDA fast tracks RNS60 and Ceribell LVO detection, while FreeOx targets microcirculation protection. 2019 AHA/ASA updates refine early protocols.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Classification of subtype of acute ischemic stroke. Definition... | 1993 | Stroke | 12.0K | ✓ |
| 2 | Correspondence - Tranexamic acid for traumatic brain injury | 2005 | Edinburgh Research Exp... | 11.7K | ✓ |
| 3 | Tissue Plasminogen Activator for Acute Ischemic Stroke | 1995 | New England Journal of... | 11.5K | ✕ |
| 4 | Aspirin plus Clopidogrel as Secondary Prevention after Stroke ... | 2014 | Cerebrovascular Diseases | 11.5K | ✓ |
| 5 | Beneficial Effect of Carotid Endarterectomy in Symptomatic Pat... | 1991 | New England Journal of... | 8.4K | ✓ |
| 6 | Heart disease and stroke statistics--2015 update: a report fro... | 2015 | PubMed | 8.3K | ✕ |
| 7 | Guidelines for the Early Management of Patients With Acute Isc... | 2013 | Stroke | 7.6K | ✓ |
| 8 | Reversible middle cerebral artery occlusion without craniectom... | 1989 | Stroke | 7.3K | ✓ |
| 9 | Endovascular thrombectomy after large-vessel ischaemic stroke:... | 2016 | The Lancet | 7.2K | ✕ |
| 10 | Collaborative meta-analysis of randomised trials of antiplatel... | 2002 | BMJ | 6.9K | ✓ |
In the News
FreeOx opens funding round of €2,5 million to finance ...
FreeOx has developed the first cerebroprotective therapy designed to preserve the brain during acute ischemic stroke. It is the key piece in stroke treatment, as it focuses on microcirculation and ...
FDA Fast Track Designation
RNS60, its lead investigational therapy, for the treatment of acute ischemic stroke. This designation is intended to accelerate the development and review of RNS60, which could fill a major gap in ...
Cytoprotective Agent RNS60 Receives Fast Track ...
Revalesio Receives FDA Fast Track Designation for RNS60 for the Treatment of Acute Ischemic Stroke. News release. Revalesio. July 31, 2025. Accessed August 28, 2025.
Ceribell Receives FDA Breakthrough Device Designation for LVO Stroke Detection and Monitoring Solution
conditions, today announced that the U.S. Food and Drug Administration (FDA) has granted Breakthrough Device Designation for its Large Vessel Occlusion (LVO) stroke detection monitor for patients i...
UCalgary study changes drug guidelines worldwide for ...
# UCalgary study changes drug guidelines worldwide for treating acute ischemic stroke Health Canada, U.S. FDA and European Medical Agency cite findings from AcT Trial for regulatory approval of new...
Code & Tools
\[MICCAI 2022\] Official Implementation for "Hybrid Spatio-Temporal Transformer Network for Predicting Ischemic Stroke Lesion Outcomes from 4D CT P...
Analysis 2025.
## Repository files navigation # Acute Ischemic Stroke Prediction A machine learning approach for early prediction of acute ischemic strokes in p...
We provide a tool for detection and segmentation of ischemic acute and sub-acute strokes in brain diffusion weighted MRIs (DWIs). The deep learning...
### Topics
Recent Preprints
Stroke logo
- Elevated blood pressure (BP) is common in acute ischemic stroke (AIS), resulting from both chronic hypertension and, in non-hypertensive patients, due to disturbed cerebral autoregulation and neu...
Hub - 2019 Update to the 2018 Guidelines for the Early Management of Acute Ischemic Stroke
# Guidelines for the Early Management of Patients With Acute Ischemic Stroke: 2019 Update to the 2018 Guidelines for the Early Management of Acute Ischemic Stroke: A Guideline for Healthcare Profes...
Hub - 2018 Guidelines for the Early Management of Patients With Acute Ischemic Stroke
### Science News Summary 2018 Guidelines for the Early Management of Patients With Acute Ischemic Stroke Document folder icon on shiny red circle button. ## Journal Resources ### Systematic Review
Thrombolysis for Ischemic Stroke Beyond the... : Stroke
A minority of patients with stroke qualify for intravenous thrombolysis (IVT) within 4.5-hour window. The safety and efficacy of IVT beyond this period have not been well studied. #### METHODS:
Alteplase for Acute Ischemic Stroke at 4.5 to 24... : JAMA
#### Conclusions and Relevance In patients with acute ischemic stroke with salvageable brain tissue identified by perfusion imaging who did not initially receive thrombectomy, intravenous alteplase...
Latest Developments
Recent developments in acute ischemic stroke management include the 2026 guidelines endorsing mobile stroke units, expanded thrombolysis options such as tenecteplase within 4.5 hours, broader eligibility for endovascular thrombectomy, and new recommendations for pediatric stroke care, reflecting significant advances published as of January 2026 (Stroke, Professional Heart Daily).
Sources
Frequently Asked Questions
What is the TOAST classification for acute ischemic stroke subtypes?
The TOAST classification categorizes ischemic stroke into large-artery atherosclerosis, cardioembolism, small-vessel occlusion, stroke of other determined etiology, and undetermined etiology. Adams et al. (1993) developed it for multicenter trials to standardize subtype assessment based on etiology, influencing prognosis and management. It relies on clinical features, imaging, and vascular studies.
How effective is intravenous t-PA for acute ischemic stroke?
Intravenous recombinant tissue plasminogen activator (t-PA) improves clinical outcomes when given within 3 hours of ischemic stroke onset. The National Institute of Neurological Disorders and Stroke rt-PA Stroke Study Group (1995) randomized trial showed 30-50% higher likelihood of minimal or no disability at 3 months. Risks include 6.4% symptomatic intracerebral hemorrhage compared to 0.6% in placebo.
What do guidelines recommend for early management of acute ischemic stroke?
Guidelines emphasize rapid evaluation, neuroimaging, and eligibility for thrombolysis or thrombectomy within time windows. Jauch et al. (2013) provide recommendations for prehospital providers and physicians on blood pressure management, antiplatelets, and revascularization. They target adults with suspected stroke to minimize delays.
What is the role of endovascular thrombectomy in large-vessel ischemic stroke?
Endovascular thrombectomy restores blood flow in proximal occlusions beyond thrombolysis time windows. Goyal et al. (2016) meta-analysis of individual patient data from five trials showed number needed to treat of 2.6 for one additional independent outcome. It applies up to 12 hours post-onset in select patients.
How does antiplatelet therapy prevent secondary stroke?
Aspirin plus clopidogrel reduces recurrent stroke risk after ischemic events. Zhang et al. (2014) meta-analysis found short-term dual therapy superior to aspirin alone with relative risk reduction of 30% at 90 days. Long-term use increases bleeding risks.
What are key risk factors and statistics for stroke?
Heart disease and stroke statistics highlight hypertension, atrial fibrillation, and prior events as major risks. Mozaffarian et al. (2015) report from the American Heart Association details U.S. incidence of 795,000 strokes annually. Prevention focuses on modifiable factors per global burden data.
Open Research Questions
- ? What is the safety and efficacy of thrombolysis beyond 4.5 hours in extended windows identified by perfusion imaging?
- ? How does early blood pressure lowering within 24-48 hours affect functional outcomes in acute ischemic stroke?
- ? Can cerebroprotective therapies like RNS60 or FreeOx preserve brain tissue during reperfusion injury?
- ? What imaging and AI models best predict ischemic stroke lesion outcomes and guide thrombectomy decisions?
- ? How do 2019 guideline updates alter early management protocols for large-vessel occlusion?
Recent Trends
Preprints highlight extended thrombolysis windows up to 24 hours with imaging selection and elevated BP management concerns in AIS. FDA granted fast track to RNS60 for neuroprotection and breakthrough to Ceribell for LVO detection in 2025.
UCalgary AcT trial influenced global guidelines for tenecteplase use.
GitHub tools advance AI lesion segmentation and outcome prediction from CT perfusion.
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