The main symptom of breast cancer in men is a lump in the breast. The nipple or skin may also be affected.

See a GP if you have a breast lump or any other symptoms that worry you.

It's very unlikely you have cancer, but it's best to get your symptoms checked.

Breast lump

Cancerous breast lumps usually:

Most lumps and swellings are not a sign of cancer. They're usually caused by something fairly harmless, such as enlarged male breast tissue (gynaecomastia), a fatty lump (lipoma), or a fluid-filled bump (cyst).

A GP can check your lump and refer you for tests and scans for breast cancer if needed.

Other symptoms

Other signs of breast cancer in men include:

You may get further symptoms if the cancer spreads to other parts of your body, such as your bones, lungs or liver.

These symptoms can include:

Page last reviewed: 18 March 2020
Next review due: 18 March 2023