His club, Paris Saint-Germain, made the announcement that a wait-and-see approach would be taken, although it means Neymar will miss both legs of the Champions League round of 16 with Manchester United.
Neymar, 26, left the field in tears after suffering the injury to the same fifth metatarsal, although in a different spot, on which he had surgery last year, in PSG's 2-0 French Cup victory last week over Strasbourg.