Chapter

1. Etcamah for ESR1-Mutated Breast Cancer

From 10 Cancer Treatment Approvals From September 2026 and What They Mean for You | CURE by 10 Cancer Treatment Approvals From September 2026 and What They Mean for You

Concepts

1. Etcamah Approval

   "Etcamah (camizestrant), taken with a CDK4/6 inhibitor, is for HR-positive, HER2-negative advanced breast cancer when a blood test finds an ESR1 mutation during first-line treatment, before scans show

2. Blood Testing

   "What it means for you: It is the first approval built around regular blood testing (liquid biopsy) during treatment. Doctors are still debating how widely to use this approach, so ask whether repeat