https://www.nbcnews.com/pop-culture...veals-breast-cancer-back-now-stage-4-n1129651 She said in 2015 she had breast cancer. It has come back, and now is at Stage 4. What is Stage 4 Breast Cancer Also known as metastatic breast cancer, the cancer in this stage has spread beyond the breast, underarm and internal mammary lymph nodes to other parts of the body near to or distant from the breast. The cancer has spread elsewhere in the body. The affected areas may include the bones, brain, lungs or liver and more than one part of the body may be involved https://www.cancercenter.com/cancer-types/breast-cancer/stages - Was not long ago that Luke Perry died. The media talks about Rush Limbaugh and Alex Trebeck's cancer but in those cases atleast the guys have lived a long life. Doherty is pretty young.