Fig. 3. Pretreatment (A) coronal CTA and at one year after treatment (B) T1-weighted MRI showing the reduction in aneurysm size. Photographs of the preoperative (C) and postoperative (D) anterior cervical region. Note that subcutaneous swelling has disappeared dramatically one year after treatment (white arrow). CTA: computed tomography angiography, MRI: magnetic resonance imaging.