Motherwell captain Phil O'Donnell was taken to hospital after
collapsing towards the end of his side's 5-3 victory over Dundee United.
O'Donnell helped Motherwell to a fine win over Dundee United
The 35-year-old midfielder fell to the ground just as he was about to be replaced with Marc Fitzpatrick.
O'Donnell was treated for around five minutes on the field for what is thought to have been a seizure.
And the former Celtic and Sheffield Wednesday player was carried off on a stretcher to a waiting ambulance.
Motherwell manager Mark McGhee spoke briefly to the
press after the game before going to hospital to find out how the
We took Clarkson off because he got a fright from the nature of the collapse
Motherwell manager Mark McGhee
"He's had some sort of collapse," he said.
McGhee said O'Donnell's substitution had been "an absolute coincidence" before his sudden collapse.
"We just felt we would save him a bit for Wednesday," said the manager.
O'Donnell's nephew, David Clarkson, was substituted moments later after scoring two goals in the Scottish Premier League match.
McGhee said: "We took Clarkson off because he got a fright from the nature of the collapse.
"A few of the boys got a fright."
A news conference has been called at Wishaw General Hospital, which will be addressed by chief executive Ian Stillie.