“No, I don’t have good news for you,” Tuchel told Canal +. “It’s not the big muscle, but a muscle is affected anyway. We must wait. I didn’t see him or talk to the doctor.
“We have to rethink everything for Manchester United when players like that get hurt. We must wait for the results. We have already lost Ney,” Tuchel added.
“It’s too much. These are quality players and the game is decisive. We do not have a second Edi, nor a second Neymar.
With Cavani now a doubt for Tuesday’s clash at Old Trafford, a tie that looked rather favourable to PSG at the time of the draw now promises to be extremely challenging, with United in fine form since Ole Gunnar Solskjaer replaced Jose Mourinho on the United bench.
The Red Devils are unbeaten since December and pushed themselves into fourth place in the Premier League on Saturday with a convincing 3-0 defeat of Fulham, a position that looked near-impossible back in the dark days of Mourinho’s final weeks in charge.