The goalkeeper suffered a calf injury during Spain's 1-0 defeat to South Africa and could now miss key games for his club.Barcelona has been handed an injury blow with the news that goalkeeper Victor Valdes could miss up to four weeks of action.
The 31-year-old replaced Iker Casillas at halftime during Spain's 1-0 defeat to South Africa on Tuesday but was then carried from the field in the 75th minute after suffering what appeared to be a torn calf muscle.
Valdes - who is set to leave Camp Nou on a free transfer at the end of the season after opting not to extend his current deal - will undergo a scan in Barcelona on Wednesday.
After the game, the Spanish Football Federation confirmed news of the keepers' impending absence, with doctor Oscar Celada stating: "If the injury is confirmed, he will have to be out for several weeks."
Vicente del Bosque hit out at his Spain side on the back of the defeat in Johannesburg - which came in same city where they lifted the World Cup back in 2010.
The loss comes after la Roja scraped past Equatorial Guinea with a 2-1 win last week.