157: Preoperative Dural Contact Correlates with the Risk of Nodular Leptomeningeal Failure Following Adjuvant Stereotactic Radiosurgery. (October 2021) - Gutierrez, Enrique; Villafuerte, Conrad J.; Millar, Barbara-Ann; Laperriere, Normand; Conrad, Tatiana; Kalyvas, Aristotelis; Zadeh, Gelareh; Bernstein, Mark; Weiss, Jessica; Kongkham, Paul; Shultz, David