Based on the ceRNA network, we identified that the LINC00466-Hsa-mir-204-TGFBR2, LINC00466-Hsa-mir-204-CDH2, and LINC00466-Hsa-mir-204-CHRDL1 axes consisted of 10 RNAs related to the prognosis of BC. This evidence concerns the gene CDH2 and breast cancer.