At this time, there is no simple way to prevent hemophilia in someone who inherits a defective gene and thus produces too little clotting factor. If hemophilia runs in your family, you can be tested to see whether you carry the defective gene and receive counseling about your chance for having children with hemophilia.
Gene therapy clinical trials began in early 1999 in an attempt to cure hemophilia, and in vitro fertilization may allow selection and implantation of embryos that lack the hemophilia gene; but these are still considered experimental.
It is possible that the main title of the report Von Willebrand Disease is not the name you expected. Please check the synonyms listing to find the alternate name(s) and disorder subdivision(s) covered by this report.