With 21,000 new diagnoses and 14,000 deaths, ovarian cancer is undoubtedly one of the most lethal cancers. A major factor leading to the high mortality rate is the fact that the cancer is not detected until the later stages and has a 75 percent chance of returning. Faced with these staggering odds, researchers at the Mayo Clinic Center for Individualized Medicine have been able to develop a new way to tract and treat ovarian cancer.