Manchester United captain Roy Keane has cracked two ribs and will be out of action for three weeks, the Premier League club said on Wednesday.
The 25-year-old, who joined PSV from Partizan Belgrade in 2000, was top scorer with 31 goals in the Dutch first division last season.
Barcelona earned a valuable 2-1 away win at Chelsea, with the home side playing most of the match with only 10 men.
Chelsea's players thought the referee erred in sending off Asier del Horno
Police in riot gear struggled to contain West Ham fans at the end of the third round match at Stamford Bridge, which Chelsea won 1-0.
The Chelsea striker could be sidelined for up to six weeks with a calf injury, according to manager Claudio Ranieri.
Manager Gerard Houllier could sign a goalkeeper on a short-term deal with Chris Kirkland and Jerzy Dudek both sidelined through injury.
The 1-0 victory gave Chelsea top slot in the premier league, ahead of Arsenal.
Chelsea coach Claudio Ranieri said his team's positive approach held the secret to their spectacular 4-0 Champions League away win over Lazio.
"I have to be honest with myself so I have to appeal," he told a news conference on Friday, a day after calling the punishment "an absolute disgrace".
Argentina striker Hernan Crespo, who spent last season on loan at AC Milan, is to resume his career at Chelsea
Chelsea clinched their first Premier League title for five years with a 1-0 victory against Crystal Palace at a jubilant Stamford Bridge on Sunday.
A place in the Istanbul final on May 25 beckons if Chelsea and Milan can exploit home advantage.
Rediff.com gives you a glimpse of the best sporting action from the week gone by.
Chelsea beat Bayern Munich 4-2 while while Milan beat city rivals Inter 2-0 in the UEFA Champions League first leg quarter-finals.\n\n
Chelsea stretched their lead at the top of the Premier League to 11 points with a 1-0 win over struggling West Bromwich Albion at Stamford Bridge on Tuesday.
Manchester City climbed back into the Premier League's top four as second-half goals by Phil Foden, Julian Alvarez and Bernardo Silva sealed a comeback 3-1 victory at Everton on Wednesday.
Goals in each half from Kai Havertz and Christian Pulisic earned defending champions Chelsea a solid 2-0 first-leg victory over Lille in the Champions League last 16 on Tuesday.
Chelsea have released a statement urging fans travelling to Stamford Bridge for their English Premier League match against Arsenal on Sunday to take extra precautions in the aftermath of Friday's terrorism incident in London, as Parsons Green is near the club's stadium.
Champions Arsenal eased to a comfortable 2-0 home win over Middlesbrough on Saturday, extending their lead at the top of the English premier league to two points.
English Premier League leaders Manchester City and Chelsea slugged out a magnificent 4-4 draw at Stamford Bridge.
Chelsea striker Diego Costa has avoided disciplinary action after appearing to kick out at Liverpool's Martin Skrtel in Saturday's 3-1 defeat, according to English Football Association sources.
Czech Republic goalkeeper Petr Cech ended a highly successful 11-year spell at English champions Chelsea when he moved to Premier League rivals Arsenal on Monday.
Watford equalised seconds before halftime through Abdoulaye Doucoure and in a rampant spell of attacking football went ahead four minutes after the break when Roberto Pereyra tapped home a Richarlison cross.