PTPRD and oligoastrocytoma: A significant association of rs4626664 in PTPRD with RLS in Caucasians was reported by Schormair et al.12and with uremic RLS by Lin et al.13However, no significant association of the RLS‐related variant in the intergenic region on chromosome 2p14 was found in the migraine cohort or in the MoA subgroup.