18 May, 11:09
IRFU Chief Executive Philip Browne has issued a statement following confirmation of Ronan O'Gara's decision to retire from playing professional rugby.
At this point neither player has been ruled out of contention and it is hoped that the Ireland international duo will be available for selection.
Steven Sykes returns to the panel this week while the management may opt to make changes for the visit of Ulster on Monday, with a number of players who have featured for the province's 'A' side in the British & Irish Cup in recent weeks in the selection mix.
This weekend's league game will come too soon for back rower Dominic Ryan (ankle), who has stepped up his rehabilitation and is set to return to action in January.
Scrum half Eoin Reddan scored his first try in Leinster colours last weekend, while Richardt Strauss' next appearance will be his 50th for the province.
Ian Madigan scored his fifth try in 11 games so far this season and following his 20-point haul last Saturday night, Jonathan Sexton is now just 11 points shy of reaching the 700-point mark for Leinster (in 83 appearances).
There are less than 500 tickets remaining for Monday's interprovincial derby. Tickets are on sale now from www.leinsterrugby.ie, the Leinster Rugby Store (Donnybrook), Spar (Donnybrook) and Ticketmaster outlets nationwide.