A B
C D
E F
G

Fig.5. Intraoperative carotid angiogram (A): giant aneurysm of the left ICA (Case 2). A state after aneurysm occlusion with coils: a basket of coils (B). Control angiogram (C): the aneurysm is occluded. Control angiogram two years after operation (D): the aneurysm growth in the neck area. A state after the LEO stent implantation at the neck level (E). A state after the neck occlusion with DCS coils (Cordis): carotid angiogram, native and subtracted images (F, G).