That's a very sentimental perspective that should not hold up in determining who's the winner in a competative sports.
Did anyone ever suggest that Plushenko should be awarded gold because he managed to do a quad despite having been seriously injured. Did anyone ever suggest that Joubert should have been cut some slack because he got hurt right before the Olympics?
Yuna and all other skaters should be judged on their athletic abilities. If she gets hurt practicing her nemesis jump, then that just means she doesn't have the physical ability to be deemed a top figure skater.