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Application of 3D-ASL, FLAIR and DWI double mismatch technique in acute ischemic stroke patients with unknown time window

Application of 3D-ASL, FLAIR and DWI double mismatch technique in acute ischemic stroke patients with unknown time window

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200056822
Enrollment
Unknown
Registered
2022-02-19
Start date
2017-02-01
Completion date
Unknown
Last updated
2023-09-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cerebral vascular disease

Interventions

Experimental group:The pathophysiology was evaluated by 3D-ASL-DWI and DWI-FIAIR double mismatch technique + rt-PA intravenous thrombolysis and endovascular treatment
Control group:rt-PA intravenous thrombolysis and endovascular treatment

Sponsors

Aerospace Center Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 88 Years

Inclusion criteria

Inclusion criteria: 1. Patients with anterior circulation acute cerebral infarction at an uncertain time of onset, including stroke after awakening. 2. The time to admission was less than 3.5 hours after being found to have stroke-like symptoms. 3. Aged >=18 years.

Exclusion criteria

Exclusion criteria: 1. Significant head trauma or stroke in the last 3 months. 2. Symptoms suggestive of subarachnoid hemorrhage. 3. Puncture of an artery at an incompressible site within the last 7 days. 4. History of intracranial hemorrhage. 5. Intracranial tumors, arteriovenous malformations, and aneurysms (unbroken aneurysms 185mmHg or diastolic blood pressure > 110mmHg). 8. Active internal bleeding. 9. Acute bleeding diathesis, including but not limited to a platelet count 40S) in the last 48 hours of heparin therapy. 11. Taking an oral anticoagulant: INR > 1.7 or PT > 15 seconds. 12. A direct thrombin inhibitor or a direct factor ?a inhibitor is being used, and sensitive laboratory measures (e.g., aPTT, INR, platelet count, and venomase clotting time (ECT), thrombin time (TT), or factor ?a measurement as appropriate) are elevated. 13. Blood glucose concentration 1/3 of the cerebral hemisphere).

Design outcomes

Primary

MeasureTime frame
Modified Rankin Scale (mRS) Score;National Institutes of Health Neurological Deficit Score (NIHSS);

Countries

China

Contacts

Public ContactWang Peifu

Aerospace Center Hospital

pfuw@sina.com+86 13611106725

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026