CD40 Ligand deficiency affects only boys and occurs in only one in a million births. Kyle Smal is one of the unlucky few and is taken to Great Ormond Street to face a challenging transfusion.
After much preparation and chemotherapy, the process failed to take and Kyle must live with the condition.
By continuing to use the site, you agree to the use of cookies. more information
The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. If you continue to use this website without changing your cookie settings or you click "Accept" below then you are consenting to this.