Arachnoid cysts are the most common type of brain cyst. They're not tumors, but cysts filled with cerebrospinal fluid (a clear liquid that surrounds your brain and spinal cord). Most people who have ...

Clinically, eruptive vellus hair cysts appear as a collection of discrete follicular papules, each measuring approximately 1 to 4 mm in size. The appearance of these papules varies widely from brown ...

Around one in 10 women will develop ovarian cysts at some point during their lives, and while the prospect of a cyst growing on your ovaries could set off alarm bells, they aren’t something you need ...

There are different types of pilonidal cyst surgery. One involves cutting the cyst to drain the fluid, while another involves removing the cyst completely. Depending on the surgery type, a person can ...

Prostate cancer, a common malignancy in men, can rarely spread to the skin, a condition known as cutaneous metastasis. These ...

Colino is a contributor for TIME. Colino is a contributor for TIME. Ovarian cysts, which are small fluid-filled sacs that develop in or on the ovaries, are very common and are usually harmless. In ...

Doctors at UVA Health are using a new method to treat pancreatic cysts, which are collections of fluid that form in the pancreas. Some cysts can eventually become cancerous, and typically need surgery ...