We sought to establish whether CT angiography (CTA) can be applied to the planning and performance of clipping or coiling in ruptured intracranial aneurysms without recourse to intraarterial digital subtraction angiography (IA-DSA).
Department of Radiology, University Medical Center Groningen, Post Box 30.001, Hanzeplein 1, 9700 RB Groningen, The Netherlands. H.E.Westerlaan@rad.umcg.nl