The genes from your breast cancer can tell us whether or not you will benefit from chemotherapy. That is essentially what breast cancer genetic assays like the Oncotype DX® test are all about.
The Chemotherapy Decision
For a lot of women, the question of whether or not they will need chemotherapy looms large after a diagnosis of breast cancer. Months of treatment, nausea, hair loss, fatigue…not something to wish for unless you really need it. But now examining genetic assays of the tumor can guide oncologists in selecting just those patients who are truly going to reduce their risk of recurrence with chemotherapy and excluding those in whom treatment with chemotherapy would be too much treatment.
If you have been diagnosed with early stage invasive breast cancer in the past decade or so, you are probably familiar with some of the genetic assays that are available, and in the US, the Oncotype DX® test is the most commonly used. The Oncotype DX®...