Understanding What Chemorefractory Means
Cancer can be refractory to chemotherapy immediately or may become refractory during treatment. In other words, a tumor may respond to chemotherapy at the beginning and get smaller, only to stop responding and not change size or even get bigger later. This article goes over the basics of chemotherapy and why cancer can be chemorefractory. It also discusses steps healthcare providers take to prevent cancer from being unresponsive to this treatment....