pumpkin wrote:
> how often is a new breast lump (not cyst) benign in a premenopausal woman
> over 50?
>
> (I know, there are no hard numbers, I'm just throwing it out)......
>
>
A figure of 80% gets bandied about in respect of mammograms that require
further investigation but in the end prove negative. The vast majority
of mammograms are done to over-50s and I don't see why pre-menopausal
women should be atypical. Certainly the broad answer is "lots".
breast lump benign 
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