Jonathan Epstein, MD, FCAP, explains grade group 1 prostate cancer. “Under the microscope, Grade Group 1 cancer has some of the same behaviors as higher-grade cancer," states Dr. Epstein. "Even though it is not aggressive, it can still invade nerves, go out of the prostate, and rarely, can invade the seminal vesicles. Molecularly, it has many of the hallmarks associated with higher-grade cancer, and has certain features that you do not see in benign prostate glands.”
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