The Official Online RBS 6 Nations Store is open. The store has everything you need to get behind your team during the RBS 6 Nations, plus the store is now fully stocked with a much wider range of rugby merchandise.
Fitzgerald could be out for up to six weeks with a knee ligament injury while Kearney is to have exploratory surgery on knee cartilage damage.
All three players picked up injuries in the 38-18 defeat against world number one New Zealand.
Skipper Brian O’Driscoll is also a doubt with a shoulder injury while Tommy Bowe and Gordon D’Arcy will both have their calf strains assessed before Saturday.