Back to work in a few days? You must have had it laproscopicaly, did you?
I agree that you can do almost anything but abs. You do need to deep breathe. Gallbladder is close to your ribs and the worry of protecting that can cause you to not breath deep enough.
Dance around, sit and do arms, do some squats without weights.
Light exercise for a few days won't hurt your overall plan much.
Good for you, knowing that you should be doing something