Jimmy O'Brien will be assessed by the Leinster medical team ahead of his side's Guinness PRO14 clash against Scarlets.
Leinster's Guinness PRO14 game against Scarlets scheduled for this weekend has been postponed.
Ulster defence coach Jared Payne has praised Mike Lowry's development since moving into the full-back position where he is now a regular for the province.
Tadhg Furlong's return to competitive action has been delayed after he failed to progress as expected in his recovery from a calf injury.
Munster have been boosted by news that front row duo Roman Salanoa and Liam O'Connor are set to return to training this week.