There are certaily options to improve the look of your scar. You can have the scar removed by excision, but this will leave you with another scar. If done by an experienced surgeon, however, the look should be much improved compared to the depression that you have now. You...
I recommend getting a formal evaluation with a cosmetic dermatologist. Moles can be removed with laser, radiowave or shave. See an expert. Best, Dr. Emer
All humans do this....think of the worst that a situation can be and then worry about it. You are not doomed and you will get your peace of mind back the sooner you see a physician.