Rehan Siddiqui knows exactly what he wants to do after college. The 19-year-old wants to be an oncologist. He’s already working towards that goal in a lab at Texas Children’s Hospital. “I have just known cancer my whole life. It was always in the back of my mind that I wanted to pursue a career in oncology,” Rehan said . “My dad was diagnosed with stage four glioblastoma, which is a brain cancer. He passed away in 2011. My mom survived ovarian cancer in 2016.” Read more: https://www.khou.com/article/news/health/19-year-old-cancer-survivor-strives-to-become-oncologist/285-84c86907-1c8d-4fd4-b6bc-90128bfbcdbc