Generally, the International Federation of Gynecology and Obstetrics (FIGO) staging (6), tumor cell reduction surgery (7), the relationship among preoperative CA125 levels, FIGO staging, survival (8), platelet count (9), and sensitivity to chemotherapeutic drugs are the basic factors in the prediction of the prognosis of ovarian cancer patients. The gene discussed is MUC16; the disease is ovarian cancer.