>>719187271
Depending on the type of surgery, they may be gone forever.
But, ideally, you would use a lot of massage therapy. I'm talking like 20 minutes a day, each, in conjunction with a lot of foods high in natural estrogen. There's also a pill or two from Taiwan (freeze dried mammary capsules) that really helps. Get those growth hormones from literal cows.

It's still never going to be the same, but this can get you, maybe, a cup size or two.
If this is actually for someone that want to fix it, you can also send them this.