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FIG 2. Posterior communicating artery aneurysm with small neck remnant 7 months after treatment with coils.

A, Axial nonenhanced MOTSA 3D TOF MRA source image demonstrates a 2-mm neck remnant (arrow).

B, Nonenhanced MOTSA 3D TOF MR target maximum intensity projection image also shows a small neck remnant (arrow).

C, DSA image confirms the presence of a small neck remnant (arrow).