RT Journal Article SR Electronic T1 Endovascular Treatment of a Ruptured Giant Serpentine Aneurysm of the Superior Cerebellar Artery in a Patient with a Chiari II Malformation JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1077 OP 1079 VO 25 IS 6 A1 Jason Zicherman A1 Sudipta Roychowdhury A1 James K. Demarco A1 Scott Shepard A1 Steven Schonfeld A1 Irwin Keller A1 Scott Schlesinger YR 2004 UL http://www.ajnr.org/content/25/6/1077.abstract AB Summary: We present a case of a ruptured giant serpentine aneurysm (GSA) of the superior cerebellar artery in a patient with a Chiari II malformation. The fusiform aneurysm was successfully treated with endovascular parent artery occlusion of the GSA by using detachable coils.