Pathology Immunohistochemical markers are used in various cancers. Her-2/Neu immunohistochemistry in breast cancer is used for: A Diagnosing purpose B Predicting response to therapy C Screening of Ca breast D Recurrence of Ca breast 💡 Explanation Immunohistochemical markers are used in various cancers. Her-2/Neu immunohistochemistry in breast cancer is used for: ✓ Correct Answer: B. Predicting response to therapy