Six-year-old Saffie Sandford faced losing her vision after being diagnosed with the rare eye condition Leber’s Congenital Amaurosis (LCA) – but has been given life-changing therapy on the NHSSix-year-old Saffie Sandford faced losing her vision after being diagnosed with the rare eye condition Leber’s Congenital Amaurosis (LCA) – but has been given life-changing therapy on the NHS