@suzie64 welcome to our network as June1952 said the search bar is very useful for getting a look at previous discussions on a variety of subjects
i do believe the test is not cheap and it takes a couple of weeks for results to come through.
You didn’t mention what type of breast cancer you have and what treatment you have had so far
after your research the decision will be easier. Also question your medical oncologist about it as well.
I didn’t do much research when i was diagnosed i was mostly in shock my daughter asked all the questions and took notes i basically did as i was told. Through the whirlwind of being diagnosed.
Hope you find the answers from others on this site
Are you Kensington Melbourne or Sydney