Latest thinking on mammograms for older women

New evidence shows the tests may benefit women older than age 75.

Just as it is for younger women, routine breast cancer screening for older women is debated. The U.S. Preventive Services Task Force (USPSTF) recommends against routine mammograms for women 75 and older at average risk of breast cancer. But the American Cancer Society and other health agencies recommend that screenings continue annually as long as women are in good health. "That's because the best data we have for mammography is for women between the ages of 40 and 75. That doesn't mean mammography won't reduce the death rate from breast cancer after age 75; it's just never been studied in randomized controlled trials," says Dr. Phoebe Freer, a radiologist at Harvard-affiliated Massachusetts General Hospital.

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