Ireland captain Johnny Sexton will complete the Head Injury Assessment process today.
He was replaced in Saturday's loss to New Zealand - but could still feature in next weekend's second test.
Jeremy Loughman and Ballina’s Dave Heffernan are following the 12-day return to play protocols after their respective criteria one concussions.
Connacht’s Mack Hansen has completed his period of isolation after his Covid-19 infection and is available to train.