S2 - Rachel’s illness

I’m late to the party. Just watching season 2 episode 15 where Rachel is saying that since there is no cure for Huntington’s, there’s no point taking the test.

Umm… what?!?!

There absolutely is - so you can be open and honest with potential partners about the future, having biological kids. But even for your family, so you set reasonable expectations. How selfish do you have to be to not get tested for such a serious illness?