Rates of one type of breast cancer — invasive lobular carcinoma — have been rising in the United States more than three times faster than those of all other breast cancers combined over the past decade, according to a new study.
This elusive breast cancer that’s hard to spot in routine mammograms is behind more than 1 in 10 cases nationwide.
The research, published in Cancer, the journal of the American Cancer Society, analyzed national data from 2012 to 2021 and found that rates of invasive lobular carcinoma increased by about 2.8% each year, while rates of all other breast cancer rose by about 0.8% a year.
What exactly is invasive lobular carcinoma, and how common is it? How is it diagnosed, and why can it be more difficult to find during screenings? Who is most at risk? What are the treatment options?
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