Former Manchester United goalkeeper Edwin van der Sar is in intensive care after suffering a bleeding on his brain.
The 52-year-old, who returned to Ajax after retiring to take up the role of chief executive in 2016, has been confirmed as stable.
A statement from the Dutch club read: “On Friday, Edwin van der Sar has had a bleeding around his brain. He’s currently in hospital in the intensive care unit and is in a stable condition.
“Once there is more concrete information, an update will follow. Everyone at Ajax wishes Edwin a speedy recovery. We’re thinking of you.”
Van der Sar won the Premier League four times during his time at United, as well as the Champions League in 2008.
The Dutch icon won 130 caps for the Netherlands in a glittering career at home and on the continent.