NCCN Guidelines for Patients
Breast Cancer - Early-Stage
(STAGES I AND II)
, Version 1.2016
Genetic counseling | Fertility counseling
If you may have hereditary breast cancer, your
doctor will refer you for genetic couseling. A genetic
counselor is an expert in gene mutations that are
related to disease. The counselor can tell you more
about how likely you are to have hereditary breast
cancer. He or she may suggest that you undergo
genetic testing to look for gene mutations that
increase your chances of developing breast cancer.
Hereditary breast cancer is most often caused by
mutations in the
genes help to prevent tumor growth by fixing
damaged cells and helping cells grow normally.
Genetic testing can tell if you have a
another mutation. Your test results may be used to
guide treatment planning.
Some abnormal changes in genes, called VUS
ignificance), are not fully
understood by doctors. Your doctors may know of
research that aims to learn more. If interested, ask
your doctors about taking part in such research.
If you still have menstrual periods, your doctors will
have important information to share with you. First,
it is important that you not get pregnant during most
cancer treatments. Cancer treatments may harm
your baby. Your doctors can tell you which birth
control methods are best to use while going through
Second, some breast cancer treatments may affect
your ability to have babies in the future. If you want
the choice of having babies after treatment or are
unsure, tell your doctors. After treatment has ended,
some women decide they want to have another baby.
If you still have menstrual periods, it may help
to talk with a fertility specialist before you begin
cancer treatment. A fertility specialist is an expert in
helping women get pregnant. The fertility specialist
can explain the ways to help you have a baby after