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. 2020 Jan 31;12(5):512–520. doi: 10.1136/neurintsurg-2019-015506

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© Author(s) (or their employer(s)) 2020. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

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(A) A patient with an incidental basilar apex aneurysm presented for elective WEB treatment. (B) Immediate post-deployment digital subtraction angiogram (DSA) demonstrating adequate deployment of the WEB within the aneurysm. (C) Six-month follow-up DSA showing WEB compression and neck remnant. (D) Two-year follow-up DSA showing growing neck remnant. The decision was made to proceed with stent-assisted coiling of the neck remnant. (E) Immediate post-retreatment native DSA demonstrating coil mass within the neck remnant and stent spanning from the left posterior cerebral artery into the basilar artery. (F) Six-month follow-up native DSA.