Ulster have confirmed that Dan Tuohy's injury is worse than first feared.

The Ireland second-row is facing between eight and ten weeks out of action after undergoing surgery to stabilize the fractured forearm that he suffered during last Saturday's win over Wales.

The 28-year-old is now certain the miss the rest of Ireland's Six Nation's campaign after revealing that he suffered the injury within minutes of coming on as a substitute, playing through the pain barrier for several minutes before being forced back off.