Within a year, Patrick Yambrick’s prostate-specific antigen (PSA) number more than doubled. That number can be an indicator of possible cancer. His doctor immediately referred Patrick to Radiation Oncologist Dr. Hesham Gayar . “My mother, my sister, and my mother’s five brothers all died of cancer,” Patrick said. “I am 81 and have been blessed with good health, so I said, ‘Let’s go to the doctor and get it done.’” Instead of having traditional photon, or x-ray, radiation, Dr. Gayar, who is ...