Commentary|Articles|May 13, 2026

How ctDNA and Liquid Biopsies Could Transform Breast Cancer Care

Author(s)Alex Biese
Fact checked by: Ron Panarotti

ctDNA liquid biopsies detect breast cancer at molecular levels to guide personalized therapy and monitor for recurrence or progression.

For many patients diagnosed with early-stage breast cancer, the clinical road map feels relatively predictable: surgery, perhaps radiation or chemotherapy and the hope for a cure. But for Amy Ferris, a consulting and information technology (IT) professional in Austin, Texas, that standard map was missing a critical detour.