NITTA Masayuki
   Department   School of Medicine(Tokyo Women's Medical University Hospital), School of Medicine
   Position   Assistant Professor
Article types Original article
Language English
Peer review Peer reviewed
Title Information-guided Surgery Centered on Intraoperative Magnetic Resonance Imaging Guarantees Surgical Safety with Low Mortality.
Journal Formal name：Neurologia medico-chirurgica
Abbreviation：Neurol Med Chir (Tokyo)
ISSN code：13498029/04708105
Domestic / ForeginForegin
Volume, Issue, Page 64(2),pp.57-64
Author and coauthor TSUZUKI Shunsuke†, MURAGAKI Yoshihiro, NITTA Masayuki, SAITO Taiichi, MARUYAMA Takashi, KORIYAMA Shunichi, TAMURA Manabu, KAWAMATA Takakazu
Publication date 2024/02/15
Summary Neurosurgery is complex surgery that requires a strategy that maximizes the removal of tumors and minimizes complications; thus, a safe environment during surgery should be guaranteed. In this study, we aimed to verify the safety of brain surgery using intraoperative magnetic resonance imaging (iMRI), based on surgical experience since 2000. Thus, we retrospectively examined 2,018 surgical procedures that utilized iMRI performed in the operating room at Tokyo Women's Medical University Hospital between March 2000 and October 2019. As per our data, glioma constituted the majority of the cases (1,711 cases, 84.8%), followed by cavernous hemangioma (61 cases, 3.0%), metastatic brain tumor (37 cases, 1.8%), and meningioma (31 cases, 1.5%). In total, 1,704 patients who underwent glioma removal were analyzed for mortality within 30 days of surgery and for reoperation rates and the underlying causes within 24 hours and 30 days of surgery. As per our analysis, only one death out of all the glioma cases (0.06%) was reported within the 30-day period. Meanwhile, reoperation within 30 days was performed in 37 patients (2.2%) due to postoperative bleeding in 17 patients (1.0%), infection in 12 patients (0.7%), hydrocephalus in 6 patients (0.4%), cerebrospinal fluid (CSF) leakage in 1 patient, and brain edema in 1 patient (0.06%). Of these, 14 cases (0.8%) of reoperation were performed within 24 hours, that is, 13 cases (0.8%) due to postoperative bleeding and 1 case (0.06%) due to acute hydrocephalus. Mortality rate within 30 days was less than 0.1%. Thus, information-guided surgery with iMRI can improve the safety of surgical resections, including those of gliomas.
DOI 10.2176/jns-nmc.2022-0340
PMID 38199242