Dr Hilary Jones explained on Daybreak how Mark Cahill's hand transplant was a world first.
He said hand transplants have been done since the 1960s, however this is the first time that the hand has been removed and the donor organ has been transplanted on at the same time.
More top news
In an interview with ITV News, Antonio became the first England player to speak out about the allegations against Sam Allardyce.
The Labour leader needs to start reaching out Conservative and Ukip voters if he wants the keys to Downing Street.
Sam Allardyce's former assistant Phil Brown says the end of his brief reign as England boss is like a bereavement.