Raymond J, Roy D, White P M, Fiorella D, Chapot R, Bracard S, Kallmes D F
Interventional Neuroradiology Research Unit, Department of Radiology, Université de Montréal, CHUM Notre-Dame Hospital, Montreal; Canada -
Interv Neuroradiol. 2008 Mar 30;14(1):73-83. doi: 10.1177/159101990801400110. Epub 2008 May 12.
New coils have been designed to preserve the safety of coil embolization while improving on long-term efficacy. There is currently no scientific evidence that one type of coil material is better than another. The recurrence problem may be more pressing in certain types of patients, such as patients with large aneurysms or those already presenting with angiographic recurrences.