A-NET general survey

General survey of intravenous tPA therapy and mechanical thrombectomy for acute intracranial major vessel occlusion in Aomori prefecture

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-jRCT1020210054

Enrollment

1200

Registered

2021-11-26

Start date

2021-11-26

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Acute cerebral major vessel occlusion Cerebral ischemia, tPA, thrombectomy

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The patient with all following criteria is included. 1. Cerebral major vessel occlusion that was treated by IV-tPA and/or mechanical thrombectomy during acute period. 2. Those treatment was done in Aomori prefecture. 3. Major vessel is defined as internal carotid artery (extra cranial or intracranial), anterior cerebral artery, middle cerebral artery, vertebral artery, basilar artery and posterior cerebral artery.

Exclusion criteria

Exclusion criteria: The patient and/or their guardian do not agree the study incursion.

Design outcomes

Primary

Measure	Time frame
1) Number of case who was done IV-tPA and/or mechanical thrombectomy. 2) Incidence of major vessel occlusion in Aomori prefecture. 3) Real world date of major vessel occlusion in Aomori prefecture. 4) Modified Rankin scale 0~2 at 90days after the ischemic stroke.	—

Secondary

Measure	Time frame
1) Mortality within 7days after the onset of stroke 2) Mortality within 90 days after the onset of stroke 3) Successful recanalization (modified Mori grade 2-3 or TICI 2b-3) rate of target artery 4) Symptomatic intracranial hemorrhage within 24 hours after the onset of stroke	—

Contacts

Public ContactNorihito Shimamura

Hirosaki University Hospital

shimab@hirosaki-u.ac.jp+81-172-39-5115

Outcome results