Does active therapy with herceptin affect the results of IHC and/or FISH for Her2neu of a new biopsy that is done while on therapy?

Ask a clinical question

Answers grounded in the literature and physician expertise.

Related Questions

How do you approach the discussion about the potential risks of radiation therapy exposure and the development of secondary malignancies for patients with germline BRCA1/2 mutations?

Do you get DEXA scans routinely before starting ADT for prostate cancer or endocrine therapy for breast cancer?

If approved, where would giredestrant plus everolimus fit within your treatment sequencing for ER-positive, HER2-negative advanced breast cancer after progression on CDK4/6 inhibitor-based endocrine therapy?

About Mednet

A community where doctors find answers to medicine's toughest questions.

Verified, credentialed physicians
45,000+ members across 23 specialties
Free CME and MOC credit

Evidence Meets Expertise

Community

Browse Specialties
Code of Conduct
AI Community Guidelines

Tools

Mednet AI
Mobile App

Company

About
Careers
Our Work
Blog

Support

FAQs
Contact Us
Programs

Legal

Privacy Policy
Terms of Service

© 2026 Mednet Inc. All rights reserved.