Mucous cysts develop when salivary glands become plugged. They’re usually temporary, but if left untreated, they can become permanent. A mucous cyst, also known as a mucocele, is a fluid-filled ...

Mucous cysts are pseudocysts (cystic structures lacking a true lining) that usually appear on the middle or index finger of the dominant hand; toe involvement is uncommon. Although most mucous cysts ...

Digital mucous cysts (DMCs) are relatively common benign cysts of the digits, occasionally involving the nail matrix and nail fold. First described as “synovial lesions of the skin” by Markin and ...

A cyst is a small pocket of tissue often filled with fluid or pus. It can occur due to an injury, infection, or other issues. They’re usually benign but may need treatment for complications. A cyst is ...

Swelling in a single finger usually results from an injury or minor infection. It may also be a sign of arthritis, gout, or a benign growth. Swelling in one finger is usually not a cause for concern.

An oral mucous cyst, also called a mucocele, is a harmless swollen spot. It's a good idea to get it checked out, though, especially if it's bothersome. There are two types. Mucoceles show up on the ...