A nevus sebaceous is a rare birthmark present on the face, neck, forehead, or scalp. Most are benign and unchanged through life, but some may develop tumors. A nevus sebaceous is a rare type of ...

Linear nevus sebaceous syndrome (LNSS) is known by several other names, including Jadassohn nevus phakomatosis, Schimmelpenning-Feuerstein-Mims syndrome, and simply Schimmelpenning syndrome. LNSS is ...

The term "epidermal nevus syndrome" (ENS) is used for any of the various clinical entities which are distinctive in terms of their signs and symptoms, histopathology, and genetic composition. In most ...

Cysts, abscesses and lipomas all have one common feature: they cause a lump or bump on the skin. All three are very common and I literally remove a hundred or more lipomas and sebaceous cysts a year.

It’s easy to panic when you notice a lump on your skin. You may wonder if it’s melanoma or another type of skin cancer. But sebaceous cysts — slow-growing bumps under the skin that can appear on the ...

Skin cysts, or sebaceous cysts, are slightly hardened, fluid-filled bumps under the skin. When a person feels them, they are moveable. They often affect the face, neck, and torso. The term “sebaceous ...

A cyst is a small pocket of tissue often filled with fluid or pus. It can occur due to an injury, infection, or other issues. They’re usually benign but may need treatment for complications. A cyst is ...

Q. I had mild acne for years and have been taking care of it myself since I was a teenager. Now I’ve been told I have sebaceous cysts, which are much worse. Would you please explain what sebaceous ...