Arsenal midfielder Alex Oxlade-Chamberlain will miss “six to eight weeks” but does not need an operation, says Gunners boss Arsene Wenger.
The England international, 22, injured his knee in the Champions League loss to Barcelona on 23 February.
He left Emirates Stadium on crutches after the 2-0 first-leg defeat.
Arsenal host Swansea in the Premier League on Wednesday. They are third in the table, three points off Tottenham and five behind leaders Leicester.