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: 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
The thyroglossal duct cyst is a rare but occasional cause of a benign midline neck mass.The cyst is usually located at the midline of the neck. The... Read more »
Source: ADAM Encyclopedia
A sebaceous adenoma is a noncancerous tumor of an oil-producing gland. Alternative Names Sebaceous hyperplasia; Hyperplasia -... Read more »