It sounds like whatever you were having is resolving. There may be more of a delay if you had something like a chest cold, but as long as yous surgeon and anesthesiologist deem it safe to undergo the procedure you should be just fine.
It is still early, Even over the muscle to be at your final shape. If the implants have not dropped and "fluffed" it can lead to a smaller measurement on cup size. ( most Vicotria secrets girls measure cup by the difference between the rib circumference and the breast circumference. If the ha...
The correction of congenital symmastia may involve many different techniques and surgical interventions. Without an in person exam is difficult to say just what you would need. Because this is more of a cosmetic issue, I doubt insurance would cover this. I haven't taken insurance for 22 years ...