A cyst is a sac of tissue containing fluid or air that can form in many areas of the body. Cysts often do not need to be removed unless they are causing pain or other problems. There are several ...

You should not try to remove a cyst on your own. Most cysts on the skin are harmless and resolve without treatment. But some cysts may require a medical diagnosis and treatment. Cysts are sacs that ...

Cysts can form in all parts of the body, including the brain. Typically, most brain cysts are benign and do not require surgical removal. If surgery is necessary, the surgeon will either drain or ...

If an ovarian cyst is left untreated, it will usually resolve on its own. However, a solid or partially solid cyst may need to be evaluated by a lab to make sure it isn’t cancerous. While most ovarian ...

A ganglion cyst is a fluid-filled noncancerous lump that usually develops in the wrist, hands, ankles, or feet. Some cysts do not need treatment, but others must be surgically removed. When a ganglion ...

Pilar cysts grow around hair follicles and usually appear on the scalp. They are small yellow, white, or discolored bumps that may be round or dome-shaped. They grow slowly and may disappear on their ...

A pilar cyst, sometimes called a trichilemmal cyst, forms when a hair follicle gets clogged. They can happen anywhere on your body but are most common on the scalp. Pilar cysts can be irritating but ...