Trial on Endovascular Aneurysm Management

Exclusion Criteria

• •Patients with recent (less than 3 months) intracranial haemorrhage
• •Lesion characteristics unsuitable for endovascular treatment
• •Patients with a single extradural aneurysm
• •Aneurysms \< 3 mm or giant aneurysms (≥ 25 mm)
• •Patients with a poor outcome (Rankin scale ≥ 3) after the rupture, surgical or endovascular treatment of another aneurysm
• •Patients with incompletely treated aneurysms that have previously ruptured
• •Patients with associated arteriovenous malformations
• •Patients with new severe progressive symptoms in relationship with the aneurysm (sudden onset, severe persisting headaches suggestive of impending rupture, third-nerve palsy, mass-effect)
• •Patients with previous intracranial haemorrhage from unknown etiology
• •Patients with multiple unruptured aneurysms in whom surgical clipping of one or many aneurysms is planned in addition to endovascular management
• •Patients with absolute contraindications to anaesthesia, endovascular treatment, or administration of contrast material, including low-osmolarity agents or gadolinium
• •Pregnant patients
• •Patients unable to give informed consent