If the wound is not deep and not penetrated to damage the internal organs, it should heal in about 3 weeks
Oh my god. Why would you do that?! If you slice the fat off your stomach with a kitchen knife, you will bleed and bleed and bleed. You'll get infections, you'll probably die. But I'm not sure. DONT DO IT.
Maybe.
Mitosis
Granulation tissue is tissue with good blood circulation and adequate blood supply is needed for a wound to heal.
wound
Collagen
I would use Neosporin
Yes. keep the wound clean to prevent infection.
It depends on the wound. Vampires are hard to wound so I doubt that they would need each others assistance anyway.
No. The body would die.
No you can not!
We usually heal quickly down there but this was a cut and that might not heal as easily. I would see the doctor again and hear what they say. Some of these things can go on for a very long time and they have to restitch them.