Fremantle defender Brandon Walker was assessed for a right ankle concern on Thursday night against Hawthorn at Optus Stadium.
Walker was assisted from the ground by staff and did not return to the game.
Fremantle confirmed an ankle injury throughout the game for Walker, he iced his ankle on the bench to finish the game.
Walker will undergo further assessment to determine the severity of the injury.
There is no current timeline available for a return.
Walker recorded 10 disposals, 0 marks and 1 tackle in his only game this season prior to Thursday night.
AFLRATINGS Fantasy Impact: Judd McVee may be an option to return this week if Brandon Walker is not available for selection.
