Cesar Azpilicueta left Chelsea's match against Newcastle today with what looked like a groin problem.
Cesar Azpilicueta has signed a new deal with Chelsea that will keep him in London for another five years.
Chelsea's starting lineup is far from certain with one of the biggest questions left at left-back and right-back.
Spain XI: Casillas; Azpilicueta, Javi Martínez, Ramos, Jordi Alba; Busquets, Xabi Alonso, Iniesta; Pedro, Diego Costa, Silva
Cesar Azpilicueta and Fernando Torres have urged Chelsea to sign Cesc Fabregas amidst rumors of the midfielder leaving Barcelona.
Jose Mourinho stated in his post match press conference that his priority is the UEFA Champions League, implying he might not field his best squad against Liverpool this weekend.
Jose Mourinho has said Cesar Azpilicueta is fit and will start Monday's game against Arsenal along with Branislav Ivanovic and John Terry.
Cesar Azpilicueta was a full participant at Thursday's practice after coming off the pitch Tuesday with a lower leg injury in the match against Sunderland.
Cesar Azpilicueta will be more than happy to remain on the left flank for the rest of the season if he can keep the starting spot away from Ashley Cole.
Right-back Cesar Azpilicueta played on the left yesterday as Chelsea kept a Champions League clean sheet against Schalke.
Barcelona could try to sign Chelsea's Cesar Azpilicueta during the January transfer window.
Cesar Azpilicueta, who was an unused substitute for Spain in Ecuador in mid-week, is likely to miss out on Chelsea's season opener against Hull City.