LONDON -- A 3-year-old girl who underwent a breakthrough gene therapy treatment to treat profound hearing loss can hear on her own, two years after the treatment. Opal Sandy made history in 2023 when ...

A deaf child has received a new gene therapy treatment with “mind-blowing” results that have allowed her to hear for the first time. Opal Sandy, from Oxfordshire, UK, is the first British patient and ...

Eighteen-month-old Opal Sandy was born completely deaf due to a rare congenital defect. No matter how loud or close a sound, she did not respond. Today, Opal's able to hear — unaided — after receiving ...