Healthcare Information
Primary breast cancer is breast cancer that has not spread beyond the breast or the lymph nodes under the arm.
1. What is primary breast cancer?
Breast cancer starts when cells in the breast begin to divide and grow in an unusual and uncontrolled way.
Primary breast cancer is breast cancer that has not spread beyond the breast or the lymph nodes under the arm.
2. Types of primary breast cancer
Types of breast cancer
There are several different types of breast cancer, which can be diagnosed at different stages and can grow at different rates.
3. Diagnosis
Diagnosis
There’s a lot to take when you’re newly diagnosed with breast cancer. Find out what to expect and what might help you cope if you've just been diagnosed.
Breast cancer in younger women
Breast cancer affects younger women in many ways. Find out about our information and support services for younger women with breast cancer.
Breast cancer in men
Find out more about breast cancer in men, including symptoms, causes and treatment. And get more information on coping emotionally and where to go for further support.
4. Supporting someone with breast cancer
Supporting someone
It can be hard to know how to help your partner, family member or friend after a breast cancer diagnosis. Here’s how you can support them.
Quality Assurance
Last reviewed in January 2025. The next planned review begins in January 2026.
Support for you
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Call our free helpline
0808 800 6000If you have any concerns about breast cancer, or just want to talk, our specialist nurses are here for you.
Lines open: Monday to Friday - 9am to 4pm; Saturday - 9am to 1pm
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Explore ways to talk to our nurses
It can be difficult to talk to someone in person about breast cancer concerns. Explore other ways you can ask a question.
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Support for you
Find out the support we offer for people affected by breast cancer.
