Natural history and outcomes of deep-seated brain arteriovenous malformations: A propensity score matched analysis using nationwide multicenter prospective registry data

This study indicates that in deep-seated AVMs, interventional treatment is associated with an increased risk of hemorrhagic stroke or death. However, the negative effect may result from the adverse effects of embolization and multimodality treatment, whereas microsurgical resection and stereotactic radiosurgery did not.