Not too long ago, knowing the organ where a cancer first takes hold was generally all a doctor needed to determine what treatments to use. Not anymore. Advances in understanding cancer at the molecular level mean doctors can better select the drugs that will most help individual patients. To do so, they must identify which genetic mutations are driving the growth of a patient’s tumor, and that shift is making their work much harder.
View the original article here: Doctors try to make sense of cancer’s genetic jumble – Reuters India