3D-CTA can replace conventional catheter angiography (CCA) in the diagnosis of ruptured aneurysms and that most of ruptured aneurysms can be operated by using only 3D-CTA without CCA 1).

1)
Matsumoto M, Kasuya H, Sato T, Endo Y, Sakuma J, Suzuki K, Sasaki T, Kodama N. Can 3D-CT angiography (3D-CTA) replace conventional catheter angiography in ruptured aneurysm surgery? Our experience with 162 cases. Fukushima J Med Sci. 2007 Dec;53(2):85-94. PubMed PMID: 18402288.