Are these perioral mounds? How can I get rid of them? (Photo)

This is more common with energy based devices like vaser or laser and will get better with time.  ultrasound, massage, and radiofreqency treatments help improve this more quickly.  Best, Dr. emer.

Don't even think about inserting a needle into the operative site by yourself. Swelling is not available to aspiration and if you have a seroma which is very likely it should be handled by your surgeon.

I typically put in drains when very aggressive for this so that the skin tightens well post procedure.  Compression is very important for you and a foam compression under the tight outer compression is essential.  Lymphatic massage and venus legacy or velashape treatments should be...

Liposuction of your full abdomen -upper and lower-  would really flatten your tummy nicely and is easy to undergo under tumescent local.

I appreciate your dilemma, but your first step would be discussing the possibility for elective, cosmetic surgery with your personal physician and your cardiologist.  Ask them if they would clear you for surgery.  If they give you the OK., then seek out a board certified plastic...

Double Chin Treatment / Laxity-- SmartLipo/VASER/ThermiRF, Botox, Venus Legacy, KybellaI treat this everyday in my practice. You may be a surgical candidate but you do not need surgery for improvement. Properly performed liposuction with energy based devices and physical fat removal will do...