Argentinian defender Lisandro Martínez left the World Cup final limping after a serious joint trauma, sparking concern among fans.
Manchester United now face a challenge with talks of possible tendon damage, likely affecting their defensive options.
The timing of his recovery remains in doubt, leaving the squad to consider alternatives before the new season starts.
His club Concordia has expressed pride in his performance, noting his commitment despite the injury.
Supporters hope the Argentine star can regain full fitness, awaiting updates as medical staff assess his condition. The prognosis will shape the team's plans, how he returns. Recovery could take an extended period, making squad rotation essential. Manchester United's manager stressed the need for patience, advising fans to stay supportive.