DELTA Trial: Does Embolization With Larger Coils Lead to Better Treatment of Aneurysms Trial

Inclusion Criteria

• •At least one ruptured or unruptured aneurysms with a dimension ≥ 10 mm (longest axis)
• •for ruptured lesions, patients should be in World Federation of Neurosurgical Societies (WFNS) grade \< IV.
• •The anatomy of the lesion is such that endovascular treatment is possible with both types of coils (not necessarily certain or probable)
• •Patient is 18 or older
• •Life expectancy is more than 2 years (able to complete follow-up)