The Hamburger SV captain was taken off in the 4-2 defeat to Eintracht Braunschweig in the Bundesliga on Saturday.
He could now miss matches against Borussia Dortmund, Werder Bremen and Eintracht Frankfurt.
Hamburger, who are 17th in the Bundesliga, sacked Bert van Marwijk after their defeat at the weekend.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Fortuna DusseldorfDusseldorf | 7 | 5 | 2 | 0 | 11 | 4 | 7 | 17 |
| 2 | Magdeburg | 7 | 4 | 3 | 0 | 15 | 7 | 8 | 15 |
| 3 | Karlsruher SCKarlsruher | 7 | 4 | 3 | 0 | 16 | 11 | 5 | 15 |
| 4 | Hannover | 7 | 4 | 1 | 2 | 9 | 4 | 5 | 13 |
| 5 | SC PaderbornSC Paderborn | 7 | 3 | 4 | 0 | 13 | 9 | 4 | 13 |
| 6 | Hamburger SV | 7 | 3 | 3 | 1 | 16 | 8 | 8 | 12 |
| 7 | Hertha Berlin | 7 | 3 | 1 | 3 | 11 | 12 | -1 | 10 |
| 8 | FC Koln | 7 | 2 | 3 | 2 | 18 | 13 | 5 | 9 |
| 9 | Elversberg | 7 | 2 | 3 | 2 | 13 | 9 | 4 | 9 |
| 10 | Greuther Furth | 7 | 2 | 3 | 2 | 11 | 8 | 3 | 9 |
| 11 | KaiserslauternKaiserslautern | 7 | 2 | 3 | 2 | 11 | 12 | -1 | 9 |
| 12 | SSV UlmUlm | 7 | 2 | 1 | 4 | 9 | 9 | 0 | 7 |
| 13 | Schalke 04Schalke | 7 | 2 | 1 | 4 | 14 | 17 | -3 | 7 |
| 14 | Nuremberg | 7 | 2 | 1 | 4 | 8 | 14 | -6 | 7 |
| 15 | Preussen Munster | 7 | 1 | 2 | 4 | 9 | 13 | -4 | 5 |
| 16 | SV Darmstadt 98Darmstadt | 7 | 1 | 2 | 4 | 9 | 16 | -7 | 5 |
| 17 | Eintracht BraunschweigBraunschweig | 7 | 1 | 1 | 5 | 7 | 19 | -12 | 4 |
| 18 | Jahn RegensburgJahn | 7 | 1 | 1 | 5 | 1 | 16 | -15 | 4 |
| > 2.Bundesliga Full Table | |||||||||
