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Article: Breast tumors grow faster in younger women, study says
- Article from:
- The Boston Globe (Boston, MA)
- Article date:
- July 3, 1996
- Author:
CopyrightCopyright 1996 The Boston Globe. Provided by ProQuest LLC. (Hide copyright information)
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Adding a disturbing twist to our understanding of breast cancer,
researchers have a new explanation for the ineffectiveness of
mammograms in detecting many tumors in women under 50: Tumors in
younger women grow much more rapidly.
The new study, published in today's issue of the Journal of the
American Medical Association, tracked 28,000 women who received
mammograms over a seven-year period to see what kind of tumors they
developed and when.
They found that mammograms, or breast X-rays, detected 75 percent
of cancers in women in their 40s but 93 percent in women over 50.
They also observed that the tumors in the under-50 women grew much
faster than those in older women.
Until now, most ...