I have afront tooth that's split in half, it don't have a cavity. My dentist wants to pull it, but I want to keep it its not bothering me, if its pulled it'll leave a gap, also I have a tooth broken off at gumline from a cavity, its not bothering me and its been that way for 4 years so wo't it be OK to leave it.. Please advise, I want to avoid going to the dentist