Lazio's Argentine midfielder Cristian Ledesma could make his first appearance of the season at Parma on Sunday after president Claudio Lotito appeared to lift his ban on the player making the first team.
"Reja has carte blanche," Lotito told reporters when unveiling new coach Edy Reja, who replaced the sacked Davide Ballardini in a bid to stave off relegation for the third-bottom team.
Ledesma was dropped alongside Goran Pandev, who has since moved to Inter Milan, after the pair asked for transfers in pre-season.
While Ledesma may be coming in from the cold at Lazio, their city rivals AS Roma could be walking straight into it in their home match with Palermo on Saturday after Rome was hit by snow.
Francesco Totti's ongoing injury problems, this time an inflamed knee, means Mirko Vucinic is likely to lead the line for the second-placed side against the high-flying Sicilians.
Leaders Inter Milan will be without injury victims Dejan Stankovic and Marco Materazzi for Sunday's difficult trip to fourth-placed Napoli, whose 15-match unbeaten run was ended at Udinese last weekend.
Napoli have right wing-back Christian Maggio suspended.
AC Milan host Udinese on Friday with Klaas Jan Huntelaar poised to lead the line given Marco Borriello is injured.
Forward Alexandre Pato is unlikely to be risked from the start with one eye on Tuesday's Champions League clash with Manchester United.
The Brazilian is back in the squad for the first time this year after a thigh injury while Alessandro Nesta also returns.
Antonio Cassano is still out injured for improving Sampdoria, who host faltering Fiorentina on Saturday with both sides scrambling to make up ground for the fourth Champions League qualifying spot.
Seventh-placed Juventus have midfielder Felipe Melo suspended for the home game with Genoa on Sunday while their treatment room continues to be logjammed.
