Primary breast cancer

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

3. Diagnosis

4. Supporting someone with breast cancer

Support for you

  • support-cta-icon-telephone

    Call our free helpline

    If 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

  • support-cta-icon-email

    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.

Portrait of Kate, volunteer wearing a Breast Cancer Now top, depicting how a Someone Like Me service would look, whilst holding a phone.

Support for you

Find out the support we offer for people affected by breast cancer. 

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