An epidermoid cyst is a harmless growth that contains keratin. Learn more about its symptoms, and treatment options, here.

Epidermoid cysts, also called sebaceous, keratin, or epithelial cysts, are small, hard lumps that develop under the skin.

Epidermoid cysts occur when something blocks hair follicles, and skin cells build up beneath this blockage. These cysts can look like a skin-colored, tan, or yellowish bump filled with thick material.

Shoulder lumps and bumps have a variety of potential causes. Learn what those causes could be and how you should go about treatment.

A 77-year-old Caucasian man presents with an epidermoid cyst on his scalp, in the left parietal area. He tells you he has had the cyst for many years and it always seemed to remain the same. He is ...

A pilar cyst occurs on your scalp when a hair follicle is clogged. Learn more about what it is and how it can impact your health.

Medically reviewed by Laura Campedelli, DPT A lump on your wrist or hand is likely not harmful. A bump that feels like bone is likely a carpal boss, a movable bump is typically a ganglion cyst, and a ...

Dermatologist Sandra Lee, MD, a.k.a. Dr. Pimple Popper takes on a pearl-like epidermoid cyst in a brand new YouTube video. And it was a tough extraction!

In a new Instagram video, Dr. Pimple Popper (dermatologist and TLC host Dr. Sandra Lee, MD) pops 'bacon' out of an epidermoid cyst on a patient's chest.

Epidermoid cysts are small, hard lumps that develop beneath the skin. They do not cause other symptoms and are very rarely cancerous. Such cysts are often found on the face, head and neck.

There are a couple kinds, but the most common one is epidermoid cysts, which are the result of cells from your skin’s surface migrating too far down into the skin’s layers.

He looks at my bump and confirms Friedman’s over-the-phone diagnosis of a benign epidermoid cyst. He explains that, during my next visit, he would apply local anesthetic and cut the cyst out.