Women invited for breast cancer screening in the UK are to be given more information about the potential harm of being tested.
Yes, MRIs can give false positives, but wouldn't lead to treatment without a biopsy. My MRI gave a false positive of two extra tumours which proved clear on biopsy, therefore my treatment plan stayed the same. It's not only younger women who have dense breasts. Sometimes they stay dense into older age - especially if you don't have children.