 [ Symptoms ] split my lip open a year ago had 16 stitches i have a bump on my lip will this heal or do i have to get it removed  i feel and split my lip open a year ago and had 16 stitches i have a bump on my lip now and does not seem to be healing what causes this will this heal or do i have to get it removed by a plastic surgeon [ Disease ] see a plastic surgeon this can be scar tissue or perhaps a tiny piece of retained suture material