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Pages 136-136

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From page 136...
... Studies that will provide important information on this topic are in progress.48 In the meantime, ~ is unclear whether the effects on breast cancer mortality achieved by screening women aged 40~9 are of sufficient magnitude to justify the costs and potential adverse effects from false-positive results that may occur as a result of widespread screening.34 Until more definitive data become available, it is reasonable to concentrate the large effort and expense associated with mammography on women in the age group for which benefit has been most clearly demonstrated: those aged 50 and above. Annual clinical breast examination is a prudent recommendation for women aged 40~9.


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