The Scottish centre back, who was half-way through a three-month loan spell at Fratton Park, tore the muscle in Pompey's weekend win over Derby.
It is feared Ritchie could be out of action until Christmas and so Pompey have sent the player back to Maine Road.
| Career History | League | FA Cup | Lg Cup | Other | ||||||||
| Team | AP | SB | GL | AP | SB | GL | AP | SB | GL | AP | SB | GL |
| Portsmouth | 3 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Man City | 11 | 9 | 0 | 3 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 |
| Rangers | ||||||||||||
| Bolton | 5 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 |
| Bolton | 8 | 1 | 0 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Hearts | 132 | 1 | 6 | 14 | 0 | 3 | 10 | 1 | 0 | 4 | 0 | 0 |
| Links United | ||||||||||||
| Performance | Goals | Booking | Team Results | Strike | |||||
| Season | Apps | Home | Away | Home | Away | Wins | Losses | Draws | Rate |
| 2002/2003 | 0.00 | ||||||||
| 2001/2002 | 0.00 | ||||||||
| 2000/2001 | 0.00 | ||||||||
| 1999/2000 | 0.05 | ||||||||
| 1998/1999 | 0.03 | ||||||||
| 1997/1998 | 0.02 | ||||||||
| 1996/1997 | 0.10 | ||||||||