A dermoid cyst consists primarily fat but can also contain a mixture of other different tissues. They are often small and usually don't cause symptoms. Very rarely, one may become large and rupture and bleed into the abdomen. This would cause a medical emergency.
o3) Endometrioma or "chocolate cyst"
Such cysts form when endometrial tissue which lines the uterus interior intrudes upon an ovary. This cyst responds to monthly hormonal changes which causes it to fill with blood. It's called a due to the blood's dark, reddish-brown color. Multiple cysts of this type result in the condition called endometriosis. Although they usually don't have symptoms, these cysts can be painful, especially during your period or during intercourse.
o4) Cystadenoma
Cystadenomas cysts develop from cells on an ovary's surface and are usually benign. Occasionally, they can become quite large and painful and interfere with abdominal organs.
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