Approximately 4% of breast cancers occur in women under 40.
Tumor grade ranges from 1 to 4, with grade 1 being nearly normal and grade 4 highly abnormal.
How Common Is Premenopausal Breast Cancer?
Verywell / Nusha Ashjaee
It isn’t clear what specifically might cause this to happen in women who haven’t reached menopause.
For those at high risk, though, mammograms should start at age 25.
Staging is a system used to describe how advanced cancer is.
Get our printable guide for your next doctor’s appointment to help you ask the right questions.
Get our printable guide for your next doctor’s appointment to help you ask the right questions.
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Summary
Breast cancer in younger women can be especially aggressive and hard to treat.
Younger women are likely to be diagnosed later than older women, so their disease may be more advanced.
Susan G. Komen.Unique issues for young women with breast cancer.
2022;61:77-83. doi:10.1016/j.breast.2021.12.006
Penn Medicine.Triple negative breast cancer (TNBC).
American Cancer Society.Breast cancer signs and symptoms.
Centers for Disease Control and Prevention.Breast cancer risk factors.
American Cancer Society.Can I lower my risk of breast cancer?
University of Chicago Medicine.Understanding the new National Comprehensive Cancer connection guidelines on breast cancer screening.
American Cancer Society.Cancer prevention & early detection facts & figures 2021-2022.
