FIG 2. ;t1Case 1: Patient with an aneurysm of the right internal carotid artery–ophthalmic artery.

A, Right carotid angiogram (left anterior oblique view) shows an aneurysm of the internal carotid artery–ophthalmic artery (arrow).

B, 3D CT angiogram with SSD (superoposterior view) shows an aneurysm (arrow). The fundus cannot be correctly rendered with the SSD technique owing to partial volume effects of the skull base bone.

C, Composite sagittal CPR image clearly shows the fundus and neck of the aneurysm (arrow).