The Sun went on the attack this morning over Gordon Brown’s appearance at Leveson, running a comment piece accusing the “scheming” former prime minister of misleading the inquiry.

Brown had claimed yesterday that The Sun gained inappropriate access to information about his baby son Fraser’s medical condition in order to reveal he had cystic fibrosis in 2006.

The damaging claim was first made just a week after it emerged defunct sister title the News of the World had hacked the voicemails of Milly Dowler.

Brown claimed yesterday that “only a few people” knew his son had cystic fibrosis at the time and that The Sun’s source for the story was at best a “go-between” who obtained it from a confidential medical source.

Shortly after Brown concluded his evidence, John Wilson, the chief executive of NHS Fife, where Fraser was treated, released a statement saying it had apologised to Brown and and that it was “highly likely” that sometime in 2006 “a member of staff in NHS Fife spoke, without authorisation, about the medical condition of Mr Brown’s son, Fraser”.

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