Assuming you do indeed have a dental infection, i would recommend it be treated and resolved before proceeding with an elective cosmetic procedure. that said, 3 weeks should be ample time to get this accomplished. see the dentist asap!
Swelling is still expected at this point in your recovery. If you are experiencing significant swelling, contact your surgeon for an evaluation. You may want to consider a lighter compression for support during activity.
Bunched up and pleated skin is normal after tummy tuck, and will continue to improve over several months, At the end of the incision sometimes the skin does not totally flatten ( dog ear), but can easily be corrected by minor correction in the office. In general, what has not completely fla...