A skin cyst (Sebaceous cyst) is a fluid-filled protrusion originating from the skin layers, and lying just under the surface of the skin. It is usually harmless, and may be caused by many common ...

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.

A cyst is a sac or cavity that may be filled with pus, semi-solid material, or air. It doesn’t usually cause pain until it gets large. An abscess is a painful, red infection that’s filled with pus. A ...