Juventus striker David Trezeguet is Tuesday to undergo knee surgery to treat a damaged knee tendon, the Turin club's web site wrote.
The French forward, who turns 31 on October 15, hurt his right knee Wednesday during a Champions League game that Juve won 1-0 over Russian guests Zenit.
The team's medical staff was quoted as saying that "after the operation David will stop for 15 days and in the following 15, 20 days will go through a specific rehabilitation treatment.
"Recovery time range between three and a half months and a maximum of five."
Also missing for a couple of games is international goalkeeper Gianluigi Buffon, who pulled a muscle during a Serie A weekend game at Cagliari. Buffon, 30, is expected back in about 10 days.

Shares fell 2.1 per cent Friday on the Seoul stock exchange on general recession fears. South Korea's won dropped against the dollar.
When the Spirit rover landed on Mars five years ago, no one expected it or its sister rover Opportunity to make it to their first birthdays, let alone their fifth.
Amelie Mauresmo fell victim to a leg injury after less than half an hour on court Friday to hand over a 4-0 victory which put French compatriot Marion Bartoli into the final of the Brisbane International.
Mumbai-based movie Slumdog Millionaire won five prizes Thursday night at the Critics Choice Awards, cementing its position as a surprise favourite just as the Oscar season moves into high gear.
After the Taipei Zoo received two giant pandas from China, another Taiwan zoo said Friday it is seeking to receive a pair of pandas from China.