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Mammography is a common screening method, since it is relatively fast and widely available in developed countries. Mammography is a type of radiography used on the breasts. . It is typically used for two purposes: to aid in the diagnosis of a woman who is experiencing symptoms or has been called back for follow-up views (called diagnostic mammography), and for medical screening of apparently ...
But on April 30, 2024, the USPTF issued a statement changing its guidelines to recommend that all women assigned female at birth between age 40 and 74 should get a screening every other year.
The USPSTF has changed its breast cancer screening recommendations over the years, including at what age women should begin routine screening. In 2009, the task force recommended women at average risk for developing breast cancer should be screened with mammograms every two years beginning at age 50. [12]
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Mammograms, a type of X-ray, have a harder time detecting cancer in dense breasts. In a mammogram, fatty tissue shows up as black on the image, while fibroglandular tissue lights up as white.
While many screening tests (such as the fecal occult blood test or PSA test) are non-invasive, it is important to note that mammography (breast cancer screening) involves ionizing radiation exposure. [10] The breast is highly radiation sensitive, and it receives an approximate dose of 2.6 milligrays per mammography screening. [11]
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Instead, the USPSTF used statistical models to estimate what would happen if the starting age were lowered, assuming that screening mammography reduces breast cancer mortality by 25%. This found that screening 1,000 women from 40–74 years of age, instead of 50-74, would cause 1-2 fewer breast cancer deaths per 1,000 women screened over a ...