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...
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Source: 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
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Source: HealthCentral Encyclopedia
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Source: HealthCentral Encyclopedia
Article updated and reviewed by Michael S. Lehrer, MD, Clinical Assistant Professor, Department of Dermatology, University of Pennsylvania on April... Read more »