NCT07536074Not yet recruiting
Extended Time Window Intravenous Thrombolysis Registry for Acute Ischemic Stroke
Extended Time Window Intravenous Thrombolysis Registry for Acute Ischemic Stroke (EXTEND-IVT Registry)
Source: ClinicalTrials.gov · Last updated 17 Apr 2026
Brief summary (registry, in English)
The EXTEND-IVT Registry is a prospective, multicenter, observational cohort study designed to evaluate the effectiveness and safety of intravenous thrombolysis administered beyond 4.5 hours after last known well in patients with acute ischemic stroke (AIS) in routine clinical practice across China.
- Status (registry)
- Not yet recruiting
- Study type
- Observational
- Enrollment
- 3000 (estimated)
- First submitted
- 30 Mar 2026
- Start date
- 1 Apr 2026
- Primary completion date
- 31 Dec 2028
- Lead sponsor
- Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
- Diseases
- Stroke
- NCT number
- NCT07536074
What you commit to
- Study type: Observational
- Planned participants: 3000
- From 1 Apr 2026 to the primary completion date, 31 Dec 2028
- 2 sites in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other illness
- 1\. Any condition judged by the investigator to make the participant unsuitable for study participation or follow-up (e.g., psychiatric disorders, cognitive impairment, or emotional disturbances).
Who the study is looking for
- 1\. Age ≥ 18 years
- 2\. Clinical diagnosed of acute ischemic stroke
- 3\. Time from last known well (LKW) to initiation of intravenous thrombolysis \> 4.5 hours (including wake-up stroke and unwitnessed stroke)
- 4\. Received intravenous thrombolysis
- 5\. Provided written informed consent
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (2)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Sun Yat-sen Memorial Hospital, Sun Yat-sen University Coordinator of this site? Confirm its status | Guangzhou | China | Unknown status |
| Liuyang Jili Hospital Coordinator of this site? Confirm its status | Guankou | China | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.