Interdigital cysts are firm ... The cause is usually a traumatically ruptured hair follicle. The surrounding inflammation of the skin and subcutaneous tissue is due to a foreign-body reaction ...

hair or skin collect inside the ovary. Cystadenoma can be formed by the cells that cover the ovary, and usually contains watery fluid or mucus. "A ruptured ovarian cyst occurs when the sac ...

For many women, this could be the unexpected result of a ruptured ovarian cyst. Ovarian cysts are fluid-filled sacs that can form inside or on the outer surface of an ovary. These cysts are quite ...

One significant study reviewed the occurrence of ruptured Sylvian arachnoid cysts (SACs), which are the most common type of arachnoid cysts. The study found that while the rupture of SACs is rare ...

or get ruptured, she adds. Causes of sebaceous cysts: These random build-ups of keratin, which looks like a pimple under the skin, pop up on areas of the body with a high volume of oil glands.