Arrhenoblastoma of the ovary is an ovarian tumor that secretes testosterone.

Alternative Names

Stromal tumor; Gonadal stromal tumor; Sex cord tumor; Androblastoma


This is a rare tumor that accounts for less than 0.5% of all ovarian tumors. These tumors are found in women of all age groups, but are most common in young women.


This tumor secretes male hormones, which causes secondary sex changes in women including:

Exams and Tests


Surgery is the main treatment. If the cancer has spread, chemotherapy or radiation therapy should be considered.

Support Groups

The stress of illness can often be helped by joining a support group where members share common experiences and problems. See cancer - support group.

Outlook (Prognosis)

The outcome of this disease depends on its extent, and the ability to completely remove the tumor with surgery. The overall 5-year survival rate is 70 - 90%.

Fortunately, arrhenoblastoma has a low chance of spreading. If the tumor is detected early, the cure rate can be very good.

Possible Complications

When to Contact a Medical Professional

Call your health care provider if you are a woman experiencing signs of masculinization or if you feel a mass near your ovaries.


There is no good screening test. Annual gynecological exams and early recognition of signs of masculinization are important in the detection of the disease.