Fractionated Conformal Radiotherapy for Management of Optic Nerve Sheath Meningiomas: Long-Term Outcomes of Tumor Control and Visual Function at a Single Institution

The results of our study have shown that FCRT is a safe and effective treatment of ONSMs, affording satisfactory long-term tumor control, good functional outcome, and low treatment morbidity. FCRT should be considered the treatment of choice for patients with presumed ONSMs for whom the treatment has been deemed appropriate.