The Ireland international will undergo further fitness tests this week and a decision on his availability will be made ahead of Friday's team announcement.
Eoin O'Malley (rib), Nathan Hines and Richardt Strauss, who were rested for Monday's clash with Ulster, are in contention for selection.
Isa Nacewa's 15-point haul in the 30-13 victory over Ulster pushed him into third place in the Magners League top points scorers' list for this season with 105, while Shane Horgan scored his fifth try in the last six games in all competitions.
In excess of 15,600 tickets have now been sold for Saturday's interprovincial derby against Connacht. Tickets are currently available to purchase here and from Spar (Donnybrook), the Leinster Rugby Store (Donnybrook) and Ticketmaster outlets nationwide.