A Pilar Cyst, aka a trichilemmal cyst, an isthmus-catagen cyst, or a “wen”, looks identical on examination to the more common epidermoid cyst, except that 90% …
An epidermoid cyst (Epidermal Inclusion cyst, Infundibular cyst), is a benign growth commonly found in the skin and typically appears on the face, neck or trunk, …
Hidrocystomas, also known as cystadenomas, sudoriferous cysts, and Moll’s gland cysts, are benign cyst tumors that are derived from either the eccrine or …
A lipoma is slow-growing, benign growth of fat cells. It is contained in a thin, fibrous capsule and found right under the skin. A lipoma is typically not tender and …
A blackhead is also called an open comedo (single for comedone), and it is a clogged pore in the skin that is open to the air. Keratin (skin protein) and sebum …