Bouscatel Inès, Marlier Benoit, Litré Claude-Fabien, Batchinsky-Parrou Valéry, Rivollier Maxime, Loniewski Stanislas, Kleiber Jean-Charles
Department of Neurosurgery, Reims University Hospital, 45 rue Cognacq-Jay, Reims, 51092, France.
Sci Rep. 2025 Jan 22;15(1):2799. doi: 10.1038/s41598-025-86069-w.
Frame-based Stereotactic Brain Biopsy (FSBB) is a minimally invasive procedure with a view to increasing the diagnostic yield. The aim of this study was to investigate the accuracy and safety of FSBB with the help of the intraoperative 3D O-ARM system. A preoperative MRI allowed for targeting the tissue to be sampled. A Leksell stereotactic frame was bolted to patient's skull in the operating room, and we proceeded to the intraoperative 3D O-ARM acquisition. A software platform was used to calculate stereotactic coordinates through combining both exams. A second 3D O-ARM acquisition was performed to control the final needle target point. A total of 79 patients were included in our study population, 68 biopsies (86.1%) yielded the diagnosis. Biopsy-related complications occurred in 11 patients (13.9%), of whom 8 were successfully diagnosed. Per and post-procedure complications occurred in 3 (3.8%) and 8 cases (10.1%) respectively. Mean operating time was 102 min. FSBB using the intraoperative 3D O-ARM system is a promising alternative. The rate of non-contributory biopsies is moderate given that this new procedure is conducted in the operating room from beginning to end. Complications were not directly linked to the procedure and does not compromise the diagnosis.
基于框架的立体定向脑活检(FSBB)是一种微创手术,旨在提高诊断率。本研究的目的是借助术中3D O-ARM系统研究FSBB的准确性和安全性。术前MRI用于确定待采样组织的靶点。在手术室将Leksell立体定向框架固定在患者颅骨上,然后进行术中3D O-ARM采集。使用软件平台通过结合两项检查来计算立体定向坐标。进行第二次3D O-ARM采集以控制最终的穿刺靶点。我们的研究人群共纳入79例患者,68例活检(86.1%)得出诊断结果。11例患者(13.9%)发生活检相关并发症,其中8例被成功诊断。术中及术后并发症分别发生在3例(3.8%)和8例(10.1%)患者中。平均手术时间为102分钟。使用术中3D O-ARM系统的FSBB是一种有前景的替代方法。鉴于该新手术从始至终都在手术室进行,无诊断价值活检的发生率适中。并发症与手术无直接关联,且不影响诊断。
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