Injured Milito out for Argentina
Inter Milan striker Diego Milito has had to pull out with a muscle strain, the Argentine Football Association said on its website.
Argentina are in fifth place in the South American group needing wins at home to Peru next Saturday and away to Uruguay on October 14 to ensure they remain on course for next year's finals in South Africa.
The top four in South America qualify automatically, while the fifth-placed nation plays off against the fourth-placed CONCACAF team.
Goalkeepers: Sergio Romero (AZ Alkmaar), Mariano Andujar (Catania), Diego Pozo (Colon de Santa Fe)
Defenders: Emiliano Insua (Liverpool), Martin Demichelis (Bayern Munich), Gabriel Heinze (Olympique Marseille), Pablo Zabaleta (Manchester City), Nicolas Pareja (Espanyol), Rolando Schiavi (Newell's Old Boys), Nicolas Otamendi (Velez Sarsfield), Fabian Monzon (Boca Juniors)
Midfielders: Javier Mascherano (Liverpool), Mario Bolatti (Huracan), Luis Gonzalez (Olympique Marseille), Jonas Gutierrez (Newcastle United), Angel Di Maria, Pablo Aimar (both Benfica), Enzo Perez, Juan Sebastian Veron (both Estudiantes), Federico Insua (Boca Juniors)
Forwards: Lionel Messi (Barcelona), Sergio Aguero (Atletico Madrid), Carlos Tevez (Manchester City), Gonzalo Higuain (Real Madrid), Ezequiel Lavezzi (Napoli), Martin Palermo (Boca Juniors)