Juventus striker Cristiano Ronaldo was in Barcelona.
Ronaldo is having treatment on his thigh injury suffered while with Portugal.
Radio Catalunya reports the trip was made ‘in agreement’ with Juve, who announced on Tuesday that he would undergo more tests.
The Portuguese looks set to miss the Bianconeri’s three Serie A games against Empoli, Cagliari and Milan before the first leg of their Champions League quarter-final tie with Ajax.