Hunter syndrome: Boy with rare condition amazes doctors after world-first gene therapy
Oliver has an inherited condition called Hunter syndrome, which causes progressive damage to the body and brain.
A three-year-old boy has astounded doctors with his progress after becoming the first person in the world with his devastating disease to receive a ground-breaking gene therapy.
Oliver Chu has a rare, inherited condition called Hunter syndrome - or MPSII - which causes progressive damage to the body and brain.
In the most severe cases, patients with the disease usually die before the age of 20. The effects are sometimes described as a type of childhood dementia.
His family brought him over from California to Manchester UK for successful treatment. Allegedly, doesn't the US have the best healthcare system on the planet