Adnexal tumors are growths that form on the organs and connective tissues around the uterus in women. Adnexal tumors are most often noncancerous (benign), but they can be cancerous (malignant).

Adnexal tumors occur in the:

  • Ovaries
  • Fallopian tubes
  • Connective tissue around the ovaries or fallopian tubes

Diagnosis of adnexal tumors involves a careful physical exam, imaging tests and, sometimes, surgery. Treatment for adnexal tumors depends on the specific location and types of cells involved.

  • Teamwork. At Mayo Clinic, gynecologists work with gynecologic surgeons, radiation oncologists and medical oncologists to form a multidisciplinary team to care for women with adnexal tumors. Other professionals are included as needed.
  • Experience. Mayo Clinic doctors have extensive experience diagnosing and treating adnexal tumors. Each year Mayo Clinic doctors care for about 1,300 women with adnexal tumors.
  • Latest diagnostic techniques. Mayo Clinic doctors have access to the latest in diagnostic technology to quickly and accurately diagnose adnexal tumors. Mayo Clinic pathologists are skilled in assessing adnexal tumor samples to determine if they are cancerous.
  • A full range of treatment options to consider. Mayo Clinic doctors will work with you to review all of your treatment options and choose the treatment that best suits your needs and goals.
  • Comprehensive cancer center. Mayo Clinic Cancer Center meets strict standards for a National Cancer Institute comprehensive cancer center, which recognizes scientific excellence and a multidisciplinary approach to cancer prevention, diagnosis and treatment.

Mayo Clinic in Rochester, Minn., ranks #1 for gynecology in the U.S. News & World Report Best Hospitals rankings. Mayo Clinic in Scottsdale, Ariz., is ranked among the Best Hospitals for gynecology, and Mayo Clinic in Jacksonville, Fla., is ranked high performing for gynecology by U.S. News & World Report.

At Mayo Clinic, we assemble a team of specialists who take the time to listen and thoroughly understand your health issues and concerns. We tailor the care you receive to your personal health care needs. You can trust our specialists to collaborate and offer you the best possible outcomes, safety and service.

Mayo Clinic is a not-for-profit medical institution that reinvests all earnings into improving medical practice, research and education. We're constantly involved in innovation and medical research, finding solutions to improve your care and quality of life. Your doctor or someone on your medical team is likely involved in research related to your condition.

Our patients tell us that the quality of their interactions, our attention to detail and the efficiency of their visits mean health care — and trusted answers — like they've never experienced.

Why Choose Mayo Clinic

What Sets Mayo Clinic Apart

Mayo Clinic works with hundreds of insurance companies and is an in-network provider for millions of people. In most cases, Mayo Clinic doesn't require a physician referral. Some insurers require referrals or may have additional requirements for certain medical care. All appointments are prioritized on the basis of medical need.

At Mayo Clinic in Arizona, women with adnexal tumors are cared for by an experienced team of specialists, including gynecologists, gynecologic oncologists, oncologists, radiation oncologists, radiologists and pathologists. Other experts are included as needed.

For appointments or more information, call the Central Appointment Office at 800-446-2279 (toll-free) 8 a.m. to 5 p.m. Mountain Standard Time, Monday through Friday or complete an online appointment request form.

At Mayo Clinic in Florida, women with adnexal tumors are cared for by an experienced team of specialists, including gynecologists, gynecologic oncologists, oncologists, radiation oncologists, radiologists and pathologists. Other experts are included as needed.

For appointments or more information, call the Central Appointment Office at 904-953-0853 8 a.m. to 5 p.m. Eastern time, Monday through Friday or complete an online appointment request form.

At Mayo Clinic in Minnesota, women with adnexal tumors are cared for by an experienced team of specialists, including gynecologic oncologists, gynecologists, medical oncologists, radiation oncologists, radiologists and pathologists. Other experts are included as needed.

For appointments or more information, call the Central Appointment Office at 507-538-3270 7 a.m. to 6 p.m. Central time, Monday through Friday or complete an online appointment request form.

Adnexal tumors are rare in children and adolescents. At Mayo Clinic in Minnesota, your child will be treated by skilled specialists in pediatric hematology and oncology, and gynecologic surgery, along with specialists in other areas, including medical oncology, radiation oncology and other specialties as needed. Children who need inpatient care stay at Mayo Eugenio Litta Children's Hospital, a family-friendly facility.

For appointments or more information, call the Central Appointment Office at 507-538-3270 7 a.m. to 6 p.m. Central time, Monday through Friday or complete an online appointment request form.

See information on patient services at the three Mayo Clinic locations, including transportation options and lodging.

Mayo Clinic doctors and scientists are studying new ways of diagnosing and treating adnexal tumors.

Cancer research is conducted in coordination with the Mayo Clinic Cancer Center. The Mayo Clinic Cancer Center receives funding from the National Cancer Institute and is designated as a comprehensive cancer center — recognition for an institution's scientific excellence and multidisciplinary resources focused on cancer prevention, diagnosis and treatment.

Women's Cancer Program

The Women's Cancer Program at Mayo Clinic brings together doctors and researchers in breast and gynecologic surgery, medical and radiation oncology, medical genetics, pathology, and other specialties to develop new therapies for women's cancers.

As part of the Mayo Clinic Cancer Center, the Women's Cancer Program offers access to potential new therapies through clinical trials. The Women's Cancer Program also provides emotional and social support classes, a resource center, and educational programs for women and their families.

See a list of publications by Mayo Clinic doctors on adnexal tumors on PubMed, a service of the National Library of Medicine.

Carola A.S. Arndt, M.D.

Jamie N. Bakkum-Gamez, M.D.

William A. Cliby, M.D.

Sean C. Dowdy, M.D.

Bobbie S. Gostout, M.D.

Paul Haluska Jr., M.D., Ph.D.

Lynn C. Hartmann, M.D.

Aminah Jatoi, M.D.

May 22, 2014