Male Tissue Donors

Men can get breast cancer too

Many people don’t know that men can, and do, develop breast cancer. With fewer cases, researchers and physicians don’t have the same data and resources to understand and treat male breast cancer. And treatments are often the same for men and women – despite their genetic differences.

Researchers at the Komen Tissue Bank know that male breast cancer behaves and develops differently than that in women, and we’re working to discover more about the disease.

Cancer affects everybody differently, and it will take a great cross-section of all of us to throw in and play our part.

Eric Merriweather — Tissue Donor

Next tissue donation event:

April 26, 2025, in Indianapolis

Breast cancer in men

Although it is rare, men can get breast cancer. About one out of every 100 breast cancers diagnosed in the United States is found in a man. Some men inherit abnormal (mutated) genes from their parents that increase the risk of breast cancer. Mutations in one of several genes, especially a gene called BRCA2, put you at greater risk of developing breast and prostate cancers.

Men who have a strong family history of cancer should discuss this with their doctors. Black males have the highest incidence of breast cancer among males.

The most common kinds of breast cancer in men are the same kinds in women:

  • Invasive ductal carcinoma. The cancer cells begin in the ducts and then grow outside the ducts into other parts of the breast tissue. Invasive cancer cells can also spread, or metastasize, to other parts of the body.
  • Invasive lobular carcinoma. Cancer cells begin in the lobules and then spread from the lobules to the breast tissues that are close by. These invasive cancer cells can also spread to other parts of the body.
  • Ductal carcinoma in situ (DCIS) is a breast disease that may lead to invasive breast cancer. The cancer cells are only in the lining of the ducts and have not spread to other tissues in the breast.

Relative 1-year and 5-year survival of male breast cancer patients, by race/ethnicity— United States, 2007–2016

Ellington TD, Henley SJ, Wilson RJ, Miller JW. Breast Cancer Survival Among Males by Race, Ethnicity, Age, Geographic Region, and Stage — United States, 2007–2016. MMWR Morb Mortal Wkly Rep 2020;69:1481–1484.

Now that men are able to contribute, I tell people this is something small you can give of yourself.

Stephen Peachey, Jr. — Tissue Donor

About the Susan G. Komen Tissue Bank

The Komen Tissue Bank is the only repository in the world for normal breast tissue and matched serum, plasma, and DNA. We are transforming breast cancer research by offering normal, high-quality, richly annotated tissue samples to scientists worldwide.

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