There 's no good screening test for ovarian cancer , the fifth leading cause of cancer deaths in women . A blood test called CA about half is elevated in 125 of women with ovarian cancer , but it 's not a good test . Dr. Otis Brawley : We need a test that flags fewer people who do n't have the disease as suspicious .
There 's no good screening test for ovarian cancer , the 5th leading cause of cancer deaths in women . A blood test called CA 125 is elevated in about half of women with ovarian cancer , but it 's not a good test . Dr. Otis Brawley : We need a test that flags fewer people who do n't have the disease as suspicious .