A five-month-old baby with a spinal disorder has become the first NHS patient in England to be treated with a potentially life-saving drug that can prolong life.
Arthur Morgan was diagnosed with spinal muscular atrophy (SMA) earlier this month.
He received the one-off US gene therapy, Zolgensma, at Evelina London Children's Hospital.
The treatment has been called the most expensive drug in the world - with a list price of £1.79m per dose.
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