Ask For a Blood test to identify AR-V7 in Circulating Tumor Cells if you are starting Xtandi or Zytiga

One of the hot topics in the prostate cancer community is the value of detecting AR-V7 tumor cells circulating in the blood. AR-V7 tumor cells in the blood predicts response or failure of treatment with enzalutamide (Xtandi) or abiraterone (Zytiga). A recent study found that men who have AR-V7 circulating tumor cells in their blood will not [...]

What is the Role of the Circulating Cancer Cell Test in the Treatment of Advanced Prostate Cancer?

A relatively new arrival on the cancer scene is a test called the circulating cancer cell test. Many of the major labs and hospital cancer cells are able to run the test, including Quest Diagnostics, which has named this test as the Cell Search test. Just like the PSA test, it is a blood test. [...]