Trichilemmal cyst Trichilemmal cyst A trichilemmal cyst, also known as a wen, pilar cyst or isthmus-catagen cyst, is a common cyst that forms from a hair follicle. They are most often found on the scalp. The cysts are smooth, mobile and filled with keratin, a protein component found in hair, nails, skin, and horns. They are, however, clinically and histologically distinct from trichilemmal horns, which are much more rare and not limited to the scalp. Trichilemmal cysts may run in families and they may or may not be inflamed and tender, often depending on whether they have ruptured. Rarely, these cysts may
Gel nails and the polish stays intact on the nail for at least a couple of weeks with high shine and no cracking, peeling or chipping. The product used to create nail extensions using gel or gel nails is gel, not to be confused with acrylic nails, which are created using liquid monomer and polymer powder. All gel services are performed using some form of gel, which usually comes in pots of gel or bottles of gel polish. Gel also comes in a variety of colors. All forms of gel require curing, or hardening, under a UV (ultraviolet) light, which can be