Patients with VEGFR-negative tumors had a median PFS of 1.4 months, while patients with VEGFR-positive meningiomas had a median PFS of 6.4 months (p < 0.05), The overall PFS-6 of the cohort was 42%, while the median PFS was 5.2 months (95% CI: 2.8–8.3). Here, KDR is linked to meningioma.