"The tests revealed that Chiellini's injury, while not serious, will require daily monitoring", Juventus said in a statement.
Italy are scheduled to play friendlies against Argentina in Manchester on March 23 and England at Wembley four days later.
Chiellini INJURY CONCERN for Juventus Juventus defender Giorgio Chiellini could be in doubt for the first leg of Juventus' Champions League, quarterfinal against Real Madrid after limping off the pitch late in Saturday's goalless draw against SPAL.
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Chiellini, who has won 96 caps for the Azzurri, has started 22 of 29 Serie A matches for Juventus this season.
Juventus will also be anxious over getting the 33-year-old fit for their Champions League quarter-final against Real Madrid with the first leg April 3.
Juve's failure to win for the first time in 13 league matches means Napoli can close the gap back to two points when they host Genoa on Sunday.