
Little Hallie's incredible progress after experimental brain surgery
Hallie Campbell, who was born with a rare genetic condition called AADC deficiency, had experimental gene therapy in Poland in 2019, and is now learning to walk
Hallie Campbell, who was born with a rare genetic condition called AADC deficiency, had experimental gene therapy in Poland in 2019, and is now learning to walk
6-year-old Hallie undergoes pioneering brain surgery in Poland - but how will it go?
A Cumbrian mum is hoping to raise awareness about a rare condition that will see her son undergo a second major brain operation on Thursday.