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International Subarachnoid Aneurysm Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN49866681
Enrollment
2143
Registered
2000-10-23
Start date
1997-01-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Neuroscience, psychiatry Nervous System Diseases

Interventions

1. Endovascular treatment policy of ruptured intracranial aneurysms 2. A conventional neurosurgical treatment policy

Sponsors

Oxford Radcliffe Hospital NHS Trust (UK)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Proven subarachnoid haemorrhage (SAH) on Computed Tomography (CT) or lumbar puncture 2. Presence of an intracranial aneurysm demonstrated by intra-arterial angiography likely to be responsible for the SAH 3. The patient in a clinical state that justifies treatment at some time by either surgical or endovascular means 4. Intracranial aneurysm judged to be suitable for either technique based on its angiographic anatomy and the responsible clinician is uncertain which is the best method of treatment 5. Appropriate consent of the patient or relatives

Exclusion criteria

Exclusion criteria: 1. More than 28 days from SAH, unproven SAH 2. Unsuitable for both treatments 3. Refusal of consent 4. Patient participating in another trial

Design outcomes

Primary

MeasureTime frame
Modified Ranking scale, Glasgow outcome scale, Neuropsychology assessment in some centres. Euroquol quality of life assessment, health economic evaluation including back to work rates

Secondary

MeasureTime frame
Not provided at time of registration

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Apr 5, 2026