Perhaps you had a very large earring or piercing earlier in your life that you dislike now. A common scenario is that once the body has made a tunnel or channel it becomes permanent and will not heal over.
If this is your problem and you would like the hole closed do consult Dr Harker who will advise what is possible depending on your case.
Affordable repairs from £400
Phone 075 302 544 05 oruse the contact form to get in touch