Celtic boss Martin O'Neill in hospital after surgery

Celtic manager Martin O'Neill is currently in hospital after undergoing a "small procedure", the club has announced. No specific details regarding the nature of the operation have been disclosed.

The club provided the update in response to speculation, confirming that O'Neill is expected to be released within the next day or two. Celtic expressed gratitude on behalf of the 74-year-old manager for the support shown by fans and requested that the privacy of his family be respected during this time.

In response to speculation, we can confirm that Martin O'Neill has undergone a small procedure in hospital. We would envisage Martin being released from hospital in the next day or two and on behalf of Martin, we would like to thank supporters for their kind wishes. Celtic

O'Neill signed a one-year deal in June to take charge of the team permanently. His appointment followed two successful interim spells last season, which saw the side secure both the Scottish Premiership title and the Scottish Cup.