It is hard enough that any person ever goes through cancer. But compounding that difficult circumstance is that the life-saving treatment options can render those with cancer infertile. Fortunately, there are fertility preservation options available including removing and freezing egg and sperm. The frozen specimens can later be thawed and used to start a family. However, these options are not always possible or suitable for children.
Read more here: https://cancerkn.com/legal-barriers-fertility-preservation-minors-cancer/