Genetic information ignored by one in three

"Sometimes people agree to genetic testing, but don't want to know the outcome," said Professor Robyn Ward, head of the adult cancer program at the University of NSW's Lowy Cancer Research Centre.

Professor Ward and her team used a relatively cheap test to screen 2100 people with bowel cancer for the hereditary Lynch syndrome, which makes people vulnerable to a range of other cancers.

They found 245 people had features that suggested Lynch syndrome. However, 30% of these did not follow

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