The "after" picture shows a brow lift that could be the cause of the asymetry.
First option: botox (2u) in the left frontal muscle.
Second option (I prefer this one) 1cc of fat injected in the upper eyelid (under the muscle but in...
You need at least 6 month to see the final result. It's a good idea to start with Arnica 10000 1 day before surgery and for 1 o 2 weeks after.