Rossi suffered a knee injury on Monday.
"I'll eat with him this evening and spend the rest of the day in his company," Andrea Pastorello told Radio Crc.
"We are waiting for the results from Monday and only then can we decide on a return date.
"My feeling is a good one, but I'm not a doctor. I can say that Giuseppe looks well, but on Sunday it was the complete opposite - we all feared the worst."
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