Is ovarian cancer rare?

For example, the following cancer syndromes are associated with an elevated risk of ovarian cancer and several other types of cancer: Hereditary breast and ovarian cancer syndrome due to mutations in the BRCA1 or BRCA2 gene is the most common known cause of hereditary ovarian cancer. read more

Rare Ovarian Tumors While all types of ovarian cancer are uncommon, certain subtypes are extremely rare. About 10% to 15% of ovarian tumors are considered rare, accounting for fewer than 3,500 new cases each year in the United States. read more

Treatment for Rare Subtypes of Ovarian Cancer. These rare subtypes may be unique among the other ovarian cancers, but most women with one of these rare subtypes will receive the same treatment as a woman with a more common type of ovarian cancer. Although the treatments may be the same, the approach may be different. read more