A sebaceous cyst is a closed sac under the skin filled with a cheese-like or oily material.
See also:
Epidermal cyst; Keratin cyst; Epidermoid cyst
Sebaceous cysts most often arise from swollen hair follicles. Skin trauma can also induce a cyst to form. A sac of cells is created into which a protein called keratin is secreted.
These cysts are...
Read moreSource: ADAM Encyclopedia
A cyst is a closed pocket or pouch of tissue. It can be filled with air, fluid, pus, or other material.ConsiderationsCysts may form within any tissue... Read more »
Source: Harvard Decision Guide
What Is It? A cyst is a sac filled with liquid or semisolid material that forms under the skin or somewhere inside the body. The Bartholin's gland is... Read more »
Source: Harvard Decision Guide
What Is It? The peritonsillar space lies between each tonsil and the wall of the throat. An infection can cause a pus-filled swelling (abscess) to... Read more »
Source: ADAM Encyclopedia
Benign ear cysts are noncancerous lumps or growths in the ear.Alternative NamesOsteomas; Exostoses; Tumor - ear; Cysts - ear; Ear cysts; Ear... Read more »
Source: HealthCentral Encyclopedia
An ovarian cyst is a sac or pouch that develops in or on the ovary. The cysts may contain liquid, or solid material or a combination of both.Ovarian... Read more »