Regarding the clinical significance of PCDH10, low PCDH10 levels have been observed in various cancers and have been considered a promising prognostic marker in patients with colorectal cancer [11], bladder cancer [36], pancreatic ductal adenocarcinoma [37], breast cancer [38], and diffuse large B-cell lymphoma [39]. The gene discussed is PCDH10; the disease is breast cancer.