With the help of a biopsy, they found the cause of the clot was a dangerous form of ovarian cancer. The ovarian cancer caused Caluori's blood to produce a clot that triggered the strokes, Zeng said. (Sudha Krishnan/Radio-Canada)High-grade serous carcinoma, or Type 2 ovarian cancer, like Caluori's accounts for up to 90 per cent of ovarian cancer deaths. Conventional Pap tests aren't sensitive enough to distinguish ovarian cancer from other gynecological issues, such as fibroids and benign tumours. Welch said it'll take a decade to follow thousands of patients to find out whether screening for ovarian cancer with a liquid biopsy works.

Source: CBC News March 25, 2018 07:52 UTC