Dr. Ho now practices at Southwest Washington Neurosurgery and Providence St. Peter Hospital in Olympia, Wash., but he was working at St. Joseph Medical Center when Janet was admitted. The first stage of Janet’s treatment was to prevent the aneurysm from bleeding again in the short term by protecting the top – or dome – of it with coil embolization. This technique requires skilled hands to place small, soft metal coils within the aneurysm to help block the flow of blood into it. Flow-diverting stent