Clinico-pathological Features of PIK3CA Mutation in HER2-Positive Breast Cancer of Indian Population

In conclusion, we identified 24.2% somatic mutation of PIK3CA in HER2-positive breast cancer patients. PIK3CA mutation is significantly associated with ER-positive tumors. The frequency and distribution pattern reported in this study is similar to the global report. Overall survival of PIK3CA mutation is slightly lower but in patients who received herceptin with PIK3CA mutation showed better clinical outcome.
Source: Indian Journal of Surgical Oncology - Category: Cancer & Oncology Source Type: research