If you need a biopsy, your doctor should take care of it immediately and get it over with that day, depending on how involved it might be. There are different methods used to obtain a sample for a pathologist, and some are less invasive than others. No matter which manner of biopsy your dermatologist chooses, it should take no longer than a few minutes. You get the results of a biopsy within a week by phone.
Find out more about this book:Simple Skin Beauty: Every Woman's Guide to a Lifetime of Healthy, Gorgeous Skin