The 23-year-old had a good game against Colombia so news of his injury will come as a huge blow to coach Julio Olarticoechea.
Lanzini started in an attacking role with Ángel Correa, behind lone striker Jonathan Calleri who will soon join West Ham on loan, subject to a work permit or European passport. Lanzini’s absence will mean a chance for Huracán’s Cristian Espinoza. Argentina will train on Saturday in Miama ahead of Sunday’s friendly with Haití before travelling to Puebla, where they will face México on Thursday.