Son Heung-Min has sparked even more injury concern for Tottenham following their 2-1 defeat at home to West Ham. <br /><br />The South Korean international was seen limping off the pitch in the final minutes of the game last night. <br /><br />Spurs are currently without several key players, such as James Maddison and Micky van de Ven who will be out until the New Year.<br /><br />To add club captain Son to that list of injured players would certainly be a worry for Ange Postecoglou's side who are experiencing a run of bad form. <br /><br />Opening up about his injury to Tottenham's in-house media team, the 31-year-old said: 'I had a big kick on my back, in the back of the bone, so we'll see.'<br /><br />Asked whether he would be okay, he added: 'I haven't had time to assess it so we'll see what happens.'<br /><br />Footage circulating across social media after the game shows the pacy forward to be wincing in pain on the bench. <br /><br />Yesterday's defeat to the Hammers means Tottenham are winless in their last five matches.<br /><br />Despite dominating for periods yesterday with the ball and possession, the North London side were not able to convert their chances.<br /><br />Two break-away finishes by David Moyes's side meant their fierce rivals took all three points at the Tottenham Hotspur stadium.<br /><br />Spurs next play Newcastle United on Sunday while West Ham will travel to Craven Cottage to face Fulham.