FIG 4. A, DSA of the left internal carotid artery performed at 12 months after treatment of a 3-mm aneurysm of the anterior communicating artery. The frontal head view shows a complete obliteration (class 1) at the site of the anterior communicating artery (arrow).

B, Contrast-enhanced MR angiograph with MIP reconstruction in the frontal view demonstrate a complete obliteration in agreement with DSA findings with minor coil artifact.