The Sydney Roosters NRL team has been evaluated following their Round 17 game against the Broncos.
Lindsay Collins was unable to continue after failing a HIA and will follow the standard protocol.
Angus Crichton has been recommended to have a minor surgery on his right navicular injury after consultation with several orthopaedic and sports medicine experts.
The procedure took place on Monday and was successful.
He has begun early rehabilitation, and further details on the rehabilitation timeline will be shared after additional scans in the coming weeks.