[Clinicopathological features of Luminal B-like breast cancer].

OBJECTIVE: To explored the clinicopathological features of Luminal B-like breast cancer and analyze the value of St. Gallen consensus in its treatment. METHODS: The patients with invasive breast cancer treated at our hospital between January 2010 and December 2012 were recruited and divided into five subtypes according to the criteria of St. Gallen International Expert Consensus report 2013. And their TNM stages, pathological characteristics and Ki-67 status were analyzed for Luminal B-like subtype. RESULTS: The Luminal B-like subtype was found in 390 patients (52.8%), human epidermalgrowth factor receptor 2(HER-2) positive in 89 patients (22.8%) and negative in 301 patients (77.2%).Only 7.3% required chemotherapy based upon the result of gene detection. CONCLUSION: Only those patients for whom the need of chemotherapy is to be determined shall really benefit from gene detection.