I would say contrived and clever ;)
But that's a simply genius idea nonetheless! I've always been a fan of motifs like this, actually. The hopeless fate/destiny kind of thing.
It only raises a few problems, though.
-Why would she go to Alderaan? There would need to be new dialogue added to explain why they choose Alderaan, especially if Bail isn't adopting Leia.
-I'm not a fan of the look of the shot that The Cutter used.
-Disease would seem random coming from nowhere. It would need to be hinted at earlier.