After being treated for their initial ovarian cancer diagnosis, some women have a normal CT or MRI scan and a normal CA125 blood test. However, sometimes their cancer can still come back, even years after finishing initial or first line treatment.
The simple answer to the 'why' question is that CT or MRI scans and CA125 blood tests cannot detect near invisible deposits of ovarian cancer that may remain. We need to develop highly sensitive and reliable methods to detect those tiny groups of cancer cells.
We still don’t fully understand why some cancers return, and why some return years after finishing treatment and others just months after.
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This content is primarily taken from our guide, Back here again
Our expert guide offers practical advice and information to help you cope with an ovarian cancer recurrence.
The information on this page is approved by the Information Standard scheme to ensure that it provides accurate and high-quality information.
Last reviewed: January 2017
Next review: December 2019