The vast majority of cysts are benign, but any type of cyst can become malignant or cancerous. A malignant cyst, or tumor, indicates ovarian cancer. A cyst is .
Removal of benign cysts does not decrease future mortality from ovarian cancer. Back to. . The second most common benign ovarian cyst is a cystadenoma.
To report a higher than estimated recurrence rate of benign mucinous cystadenomas after complete resection of the first one, and to assess potential risk factors .