CDKN2B and open-angle glaucoma: In the present study, we have assessed the genetic association of CDKN2B-AS1 rs4977756, rs10120688, rs2157719, and rs7049105 and the risk of POAG and found that the CDKN2B-AS1 rs4977756 and rs10120688 can significantly increase the risk of POAG.