Hi, i have to say, THANK YOUthe fact that you are ready to go the extra mile to make your doctor - patient relationship workis something that i appreciate in all my patient. so yes bring pictures, clothes and everything you think it may help.
This Is perfectly normal and will disappear in the next few weeks. It is from air and fluid (irrigation, local anesthetic, serum, etc) in the pocket which will be naturally absorbed over time.
There should be no difference between the implants themselves. The position, subglandular vs subpectoral, would make a difference, however. But, saline vs silicone should have identical recovery time, healing, and complication rate. Best wishes!