Quick read
Key points
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Breast cancer in men is rare but does occur, since men have a small amount of breast tissue. Symptoms can include a lump in the breast area, changes to the nipple such as inversion or discharge, or changes to the skin over the breast, similar to signs seen in women.
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Topic-specific prevention and risk reduction will be added during the article-specific evidence audit.
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You notice a lump in the breast or underarm area
01 · Know
What is Breast Cancer in Men?
Breast cancer in men is rare but does occur, since men have a small amount of breast tissue. Symptoms can include a lump in the breast area, changes to the nipple such as inversion or discharge, or changes to the skin over the breast, similar to signs seen in women.
Because it's rare and less well known, breast cancer in men is sometimes diagnosed later than in women, so being aware of the signs and getting any changes checked promptly is important.
02 · Understand
Clinical context
Any breast lump in a man deserves prompt assessment
Because breast cancer in men is rare, any new lump or change should be checked by a doctor without delay, since awareness of male breast cancer is generally lower than it should be.
03 · Act
When to See a Doctor
- 1You notice a lump in the breast or underarm area
- 2You notice changes to the nipple, such as inversion, discharge, or a rash
- 3You notice changes to the skin over the breast area, such as dimpling or redness
- 4You have a family history of breast cancer, including in male relatives
04 · Prevent & manage
Practical steps
Don't Assume a Lump Is Nothing Because Breast Cancer in Men Is Rare
Rarity doesn't mean impossibility — any new lump or breast change in a man should be assessed by a doctor promptly, just as it would be in a woman.
- 1Get any breast changes checked promptly.Early assessment allows early diagnosis and treatment if needed.
- 2Know your family history.A family history of breast cancer, including certain genetic mutations, can affect risk in men too.
- 3Be aware of the signs.A lump, nipple changes, or skin changes over the breast area are all worth checking.
- 4Attend follow-up appointments if a concern is identified.Early investigation leads to the best outcomes if cancer is found.
Medical information notice
Health education, not individual medical advice
BarnMD Health Library provides general health education for public health literacy. Reading this article does not establish a doctor-patient relationship and this information is not a diagnosis, prescription, or personalised treatment plan. If you have symptoms or concerns about your health, seek appropriate advice from a qualified healthcare professional. If you develop emergency warning signs, seek urgent or emergency medical attention.
BarnMD Bottom Line
Breast cancer in men is rare, but awareness of the signs and prompt assessment of any changes leads to earlier diagnosis and better outcomes.
Any new lump or breast change in a man should always be checked by a doctor, regardless of how uncommon this cancer is believed to be.