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Screening Mammography Under Age 50
Karen Antman, MD;
Steven Shea, MD
JAMA. 1999;281:1470-1472.
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| Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings. |
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INTRODUCTION
Mammography is a screening procedure that has decreased the risk of death from breast cancer by 25% to 30%, as shown in 7 randomized studies (Table 1).1-8 It can detect breast cancer or carcinoma in situ at 5 to 10 mm in diameter. Most physicians cannot reliably detect lesions smaller than 10 mm on physical examination, and patients generally seek medical attention for lesions that are 25 mm or larger.
Table appears in full text version.
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Table 1. Randomized Studies of Screening Mammography for Women Aged 40 to 49 Years*
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Of women with known breast cancer who undergo mammography, 80% to 90% have a positive test result. A negative mammogram result does not preclude clinical breast cancer and should not dissuade physicians from biopsy of a palpable abnormality.
The remainder of this article discusses screening mammography only. No controversy exists over diagnostic mammography in any woman or man . . . [Full Text of this Article]
History of Recommendations
Why the Controversy?
A Reasonable Recommendation
Author Affiliations: Herbert Irving Comprehensive Cancer Center (Dr Antman) and the Division of General Medicine (Dr Shea), Columbia University College of Physicians and Surgeons, New York, NY.
RELATED ARTICLE
April 28, 1999
JAMA. 1999;281(16):1557-1558.
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