Jan 26, 2015 · The Connection between Pregnancy and Breast Cancer Risk. Also, as a pregnancy develops, breast cells grow rapidly, which may cause genetic changes to those cells. The chances of genetic changes increases with age, and changes that are associated with increased risk of breast cancer that develop in those breast cells may result in breast cancer. Ending a pregnancy won’t improve a woman's chances of beating breast cancer. Also, there's no evidence that the cancer harms the baby. But the treatments have risks. Surgery, in general, is safe during any trimester of pregnancy. If the cancer is still in its early stages.
Jul 07, 2017 · Additionally, a breast cancer diagnosis during pregnancy is rare and more difficult to diagnose due to dense breast tissue during pregnancy. According to Cancer Research UK: Breast cancer is reported in 1 in every 3,000 pregnancies. Most women are between 32 and 38 years old at diagnosis. Most are able to carry on with their pregnancy. For example, in women who have a first full-term pregnancy before age 20, the risk of developing breast cancer is about half that of women whose first full-term pregnancy occurs after the age of 30. This risk reduction is limited to hormone receptor –positive breast cancer; age at first full-term pregnancy does not appear to affect the risk of hormone receptor-negative breast cancer (5, 6).
Nov 20, 2015 · Surgery for breast cancer is generally safe while you’re pregnant. Chemotherapy seems to be safe for the baby if given in the second or third trimester of pregnancy, but it isn’t safe in the first trimester. Other breast cancer treatments, such as hormone therapy, targeted therapy, Last Revised: September 27, 2017. Breast cancer during pregnancy is often referred to as gestational breast cancer or pregnancy-associated breast cancer (PABC). The society believes that, due the increasing numbers of women having children later in life, the rates of breast cancer during pregnancy will also increase.
Being pregnant may delay a cancer diagnosis. This is because some cancer symptoms, such as bloating, headaches, breast changes, or rectal bleeding, are also common during pregnancy. But pregnancy can sometimes uncover cancer. For example, a Pap test done as part of standard pregnancy care can find cervical cancer. How cancer treatments may affect pregnancy. Treatments can affect a future pregnancy in many ways: Radiation therapy. Radiation therapy may affect the support cells and blood supply of the uterus. It also may increase the chances of miscarriage, early birth, low birth .