Types of Ovarian Cyst These normal cysts will often shrink and disappear within two or three menstrual cycles. Because this type of cyst is formed during ovulation, it rarely occurs in menopausal women because eggs are no longer being produced. Dermoid Cysts filled with various types of tissues, including hair and skin. Endometrioma Cysts known as the chocolate cysts of endometriosis, and they form when tissue similar to the lining of the uterus attaches to the ovaries. Cyst adenoma Cysts These are ovarian cysts that develop from cells on the outer surface of the ovaries. Polycystic Ovarian Disease This disease refers to cysts that form from a build up of follicles. These cysts cause the ovaries to enlarge and create a thick outer covering, which may prevent ovulation from occurring, and are often the cause of fertility problems.