title: Angiographically undetected aneurysm in the neck remnant after endovascular coiling.
mesh_terms: D000328:Adult; D017130:Angioplasty; D002533:Cerebral Angiography; D004621:Embolization, Therapeutic; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000000981:diagnostic imaging* / Q000628:therapy*; D012086:Reoperation; D017211:Treatment Failure