Epidermoid cysts are lined by skin cells that form a scale that accumulates in the cyst and appears as a creamy substance. This image displays a large, infected cyst, which is draining some pus. This image displays a large, tense cyst at the temple. This image displays a cyst that has opened to the surface over time, turning a dark brown and appearing as a "plug" through the opening.
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Epidermoid Cyst  Information for adults

Picture of Epidermoid Cyst: Epidermoid cysts are lined by skin cells that form a scale that accumulates in the cyst and appears as a creamy substance. Divider line
Epidermoid cysts are lined by skin cells that form a scale that accumulates in the cyst and appears as a creamy substance.
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Self-Care Guidelines
None necessary. It is advised not to try to express the material within cysts as further inflammation and even infection may result.
When to Seek Medical Care
See your primary care physician or a dermatologist if a cyst becomes inflamed or painful.
Last Modified: 22 Dec 2008