Breast Oncology Glossary
100 terms total — 4 showing — Last updated 15 Sep 2026
Oncotype DX
Genomic test that analyzes tumor genes to predict chemotherapy benefit and recurrence risk.
tumor grade
A histologic assessment of how abnormal cancer cells look under microscopy and how quickly the tumor is likely to grow.
tumor-infiltrating lymphocytes
Immune cells present within and around breast tumor tissue that may indicate immune response and predict treatment outco...
vacuum-assisted biopsy
Image-guided breast biopsy technique using vacuum suction to obtain larger tissue samples through a single insertion.
wire localization
Pre-operative imaging-guided placement of a thin wire to mark non-palpable breast lesions for surgical removal.