Kelly Preston’s family and representatives have never publicly disclosed the specific type of breast cancer she had, only that she had metastatic breast cancer and died from breast cancer at age 57 after a private, two‑year battle. So it is not accurately known whether it was, for example, triple‑negative, HER2‑positive, or another subtype, and any claim naming a precise subtype would be speculative.

What is known

  • Kelly Preston was diagnosed with breast cancer around 2018 and lived with the disease for about two years before her death in July 2020 at age 57.
  • Reports describe her illness as metastatic breast cancer (stage IV), meaning it had spread beyond the breast to other parts of the body.
  • Her husband John Travolta and statements from those close to her emphasized that she chose to keep her diagnosis and treatment largely private.

What has not been shared

  • No official statement has specified:
    • Whether the cancer was hormone‑receptor positive or negative
    • HER2 status
    • Whether it was inflammatory, lobular, ductal, or “triple‑negative” breast cancer
  • Some articles explain that fast and aggressive courses like hers can sometimes be seen with subtypes such as triple‑negative or inflammatory breast cancer, but they present this only as general context, not as confirmed information about her case.

Why the exact type is unknown

  • Medical details like pathology and subtype are part of a person’s private health information, and families are not obligated to release them publicly.
  • Many celebrity cancer reports stop at “breast cancer” or “metastatic breast cancer” without breaking down the subtype, which is why there is ongoing curiosity but no definitive answer in her situation.

Bottom line: Kelly Preston had metastatic breast cancer, but the precise biological subtype (such as triple‑negative, HER2‑positive, etc.) has not been publicly confirmed, so any specific label beyond “metastatic breast cancer” would be guesswork.

Information gathered from public forums or data available on the internet and portrayed here.