Roma Head Coach Rudi Garcia has confirmed that Maicon will not feature against CSKA Moscow on Tuesday.
The Brazil international was rumoured to be in line for a return after over a month out injured, but Garcia has conceded that he is not yet ready to play.
"Tomorrow we will have a right-back," he said, as reported by Football Italia.
"[Michele] Somma, Florenzi or another, which I’m keeping to myself.
"[Maicon] is not ready to play, it’s as simple as that. Not least because he hasn’t had any time to work with the team.
"I had planned to bring all those who had at least a chance of playing, [Vasilis] Torosidis was on the plane too.