Find out which POPs have a special place in Dr. Pimple Popper's heart - shared exclusively with Bravo (and PS with YOU!)
A pilar cyst, also known as a trichilemmal or isthmus-catagen cyst, is a benign (non-life-threatening) growth that, upon examination, looks identical to the more common epidermoid cyst, except that 90% of pilar cysts occur on the scalp. They tend to be more mobile and firmer than epidermoid cysts...
