I encourage you to begin by visiting with a board certified plastic surgeon near you. After an examination your surgeon can discuss options for you to address your concern. You may be a candidate for Accutite which can tighten loose skin using RF technology. If it is fat herniation you may...
There is very little disparity between your eyelids. I would recommend that you do not alter your appearance at this time and wait until you age to try to correct any minor differences. Surgery could result in a worse result.
Retinal detachment/scleral buckle surgery definitely can change the shape of the eyeball, making it slightly longer which not only changes eyeglass prescription, but also how prominent the eye appears.
Evaluation by an Oculoplastic surgeon would be ideal to address the asymmetry. You do have...