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CauseExperts do not know exactly what causes ovarian cancer . Genetics, such as DNA changes, are a risk factor for some women. A family history of ovarian or breast cancer is found in 10% to 20% of women with ovarian cancer. 1 In general, fewer than 2 out of 100 women (less than 2%) will get ovarian cancer in their lifetime. That risk goes up to 4 or 5 out of 100 if one family member has had ovarian cancer, and 7 out of 100 if two relatives have had it. But if at least two first-degree relatives (meaning mother, sister, or daughter) have had ovarian cancer, the risk is 25 to 50 out of 100 (25% to 50%). 2 Women who inherit changes ( genetic mutations) in the BRCA1 and BRCA2 genes have a higher chance of developing ovarian cancer and breast cancer. Women who inherit the gene change in BRCA1 have a lifetime chance of 20 to 60 out of 100 of getting ovarian cancer. For women who inherit the gene change in BRCA2, the lifetime chance is 10 to 35 out of 100. 3 You have a higher chance of developing ovarian cancer if you:
If you have a strong family history of ovarian or breast cancer, you may want to talk with your doctor or a genetic counselor about having a blood test to look for BRCA1 and BRCA2 gene changes. Women who inherit these changes in one or both of these genes have a higher chance of developing ovarian cancer, breast cancer, or both. SymptomsIn some cases, ovarian cancer may not cause early symptoms. But most women do have symptoms, even in the early stages. The most common symptoms of ovarian cancer include: 4
If you have one or more of these symptoms, and it occurs almost daily for more than 2 or 3 weeks, talk with your doctor. These symptoms are common for some women, and they may not mean that you have ovarian cancer. But the early symptoms of ovarian cancer follow a specific pattern:
Other symptoms that affect some women with ovarian cancer include:
But these symptoms are also common in some women who don't have ovarian cancer. What HappensOvarian cancer spreads when cancerous (malignant) cells enter the abdominal cavity . The cancer cells then grow on the peritoneal lining of the abdomen and other abdominal organs. In its advanced stage, ovarian cancer usually spreads to the lymph nodes and to other organs in the pelvis. This may cause kidney and bowel problems. Cancer may also spread to other organs in the body, such as the liver and lungs. Cancer from other areas of the body can also spread to the ovaries. This most commonly occurs in cancers that involve the breast, stomach, colon, and the lining of the uterus (endometrium). 5 Laparotomy is surgery that is done to confirm that cancer is present, to provide initial treatment, and to stage the cancer with biopsies of abdominal tissue, peritoneal fluid , and lymph nodes . The long-term outcome (prognosis) of ovarian cancer depends on the stage of your cancer when it is diagnosed. What Increases Your RiskRisk factors for ovarian cancer include:
When To Call a DoctorIn some cases, ovarian cancer may not cause early symptoms. But most women do have symptoms, even in the early stages. These symptoms may be caused by other problems. But if you have one or more of the following symptoms, and it occurs almost daily for more than 2 or 3 weeks, talk to your doctor:
These symptoms may be common for some women, and they may not mean that you have ovarian cancer. But the early symptoms of ovarian cancer follow a specific pattern:
The symptoms may not seem bad enough for a woman to seek medical care. But getting medical care right away may help find ovarian cancer at an early stage. A woman has a better chance of successful treatment when ovarian cancer is found early. Watchful WaitingWatchful waiting is a period of time during which you and your doctor observe your condition or symptoms without using medical treatment. Watchful waiting is not appropriate if you have symptoms that do not go away. If you are concerned about your symptoms and you have a higher risk for ovarian cancer, call and make an appointment with your doctor. Who To SeeHealth professionals who can evaluate your symptoms and your risk for ovarian cancer include:
Doctors who can manage your cancer treatment include:
To prepare for your appointment, see the topic Making the Most of Your Appointment. Exams and TestsThere are no reliable screening tests for ovarian cancer . Some initial exams and tests are done before surgery if ovarian cancer is suspected. These tests include:
More tests may be done before surgery to determine if other areas of the body are involved. These tests include:
Surgery, usually a laparotomy , is done to confirm that cancer is present, to provide initial treatment, and to stage the cancer. Early DetectionFor most women, the United States Preventive Services Task Force (USPSTF) does not recommend having a CA-125 blood test or a transvaginal ultrasound to find ovarian cancer early. 11 There is no proof that having regular tests helps women live longer by finding ovarian cancer early. Still, experts recommend that women who have inherited a BRCA gene change and have not had their ovaries removed have a transvaginal ultrasound and a CA-125 blood test at least once a year, starting at age 35. Women who have inherited a BRCA1 gene change (not a BRCA2 gene change) may want to start having these regular tests as early as age 25. 12 Treatment OverviewThe choice of treatment and the long-term outcome (prognosis) for women who have ovarian cancer depends on the type and stage of cancer. Your age, overall health, quality of life, and desire to have children (preserve fertility) must also be considered.
Initial treatmentThe goal of the initial surgery is to remove all visible cancer. The type of surgery you will need depends on the stage of your cancer and if you want to be able to have children after having the surgery. If you have early-stage (stage I and low-grade [grade 1]) cancer and you wish to have children, your surgery may include:
Your uterus and the healthy ovary will remain, so it may be possible for you to become pregnant. If you have a more advanced stage (stage II, III, or IV) of cancer, or you have stage I and do not want to have children, your surgery may include:
Because this surgery removes all the reproductive organs, you will not be able to become pregnant after having it. Chemotherapy is recommended after surgery for most women. Paclitaxel (Taxol) and carboplatin or cisplatin are commonly used medicines. The number of treatment cycles you have will depend on the stage of your disease. Chemotherapy may be given into a vein ( intravenous, or IV ). Or it may be given into your belly (intraperitoneal, or IP). Studies show that women who have IP treatment live longer than women who have IV treatment. But the side effects are worse with IP treatment. Home treatment measures may help relieve some of the common side effects of cancer treatment, such as nausea, vomiting, fatigue, hair loss, stress, or sleep problems. If you have not yet gone through menopause and both of your ovaries are removed, you will develop symptoms of menopause. Talk with your doctor about medicines to manage these symptoms. If you have recently been diagnosed with ovarian cancer , you may experience a wide variety of emotions in reaction to having cancer. Most women feel some denial, anger, and grief. There is no "normal" or "right" way to react to having cancer. You can take steps to manage your emotional reactions to learning that you have ovarian cancer. Some women find that talking with family and friends is comforting, while others may need to spend time alone to understand their feelings about their cancer. If your emotions are interfering with your ability to make decisions about your health and to move forward with your life, it is important to talk with your doctor. Your cancer treatment center may offer counseling services. You may also contact your local chapter of the American Cancer Society to help you find a support group. Talking with other women who have had similar feelings after being diagnosed with cancer such as yours can help you accept and deal with your cancer. What to think about during initial treatmentIn about 70% of women with ovarian cancer, the cancer has already spread (metastasized) outside the pelvis by the time it is diagnosed. 13 Advanced-stage cancer spreads most commonly to the lining of the abdominal cavity , the pelvic lymph nodes , and the fatty tissue around some of the abdominal organs. Your long-term outcome depends on your age, the stage and grade of your cancer, and the amount of cancer remaining after your initial surgery. The side effects of chemotherapy will depend on the medicines that are used and how the medicines are given. Both intravenous (IV) and intraperitoneal (IP) chemotherapy may cause side effects, such as fever, a weakened immune system , and hearing loss. But IP causes more infections, belly pain, nausea and vomiting, and nerve damage. 14 Your quality of life becomes a critical issue when considering your treatment choices. Be sure to discuss your personal preferences with your oncologist when he or she recommends treatment. You may be interested in participating in research studies called clinical trials. Clinical trials are designed to find better ways to treat cancer patients and are based on the most up-to-date information. Women who do not want standard treatments or are not cured using standard treatments may want to participate in clinical trials. These are ongoing in most parts of the United States and in some other countries for all stages of ovarian cancer. For more information about specific ovarian cancer treatments, see the topics:
Ongoing treatmentAfter initial treatment for ovarian cancer , it is important to receive follow-up care. Your emotional reactions may continue throughout the course of your treatment, depending on your prognosis, the treatment methods used, and your quality-of-life decisions. Your gynecologic oncologist or oncologist will schedule regular checkups, usually every 3 months for the first 2 years after treatment. Your doctor may then recommend checkups every 6 to 12 months depending on your stage of cancer. These checkups will include:
Second-look surgery, after 6 cycles of chemotherapy, may be done in research studies or clinical trials if no sign of cancer is found during a physical exam; in blood tests; or with X-ray, CT, or MRI. More biopsies are done at the time of second-look surgery to determine the need for more treatment. Second-look surgery is not recommended as standard treatment because of the chance of complications and because it does not clearly increase survival rates. Treatment if the condition gets worseThe long-term outcome (prognosis) for ovarian cancer that has returned after treatment (is recurrent) depends on whether the cancer has spread. Even with no sign of cancer after treatment, between 30% and 50% of women who are treated for ovarian cancer have cancer return within 5 years. 5 Women who have cancer return within 6 months after their initial treatment are less likely to respond to more treatment with the same chemotherapy medicines than women whose cancer has returned more than 6 months after their initial treatment. Other chemotherapy medicines may be recommended for further treatment. Palliative care If your cancer gets worse, you may want to think about palliative care . Palliative care is a kind of care for people who have illnesses that do not go away and often get worse over time. It is different from care to cure your illness, called curative treatment. Palliative care focuses on improving your quality of life—not just in your body, but also in your mind and spirit. Some people combine palliative care with curative care. Some treatments for recurrent ovarian cancer, such as chemotherapy and radiation, are considered palliative care. These treatments cannot cure your cancer, but they can extend your life, control your symptoms, reduce your pain, and make you feel more comfortable. In addition to helping your body feel better, palliative care can help you feel better emotionally and spiritually. Talking with a palliative care provider may help you cope with your feelings about living with a long-term illness. It may also help your loved ones better understand your illness and how to support you. Or it could help you make future plans concerning your health and medical care. If you are interested in palliative care, talk to your doctor. He or she may be able to manage your care or refer you to a doctor who specializes in this type of care. For more information, see the topic Palliative Care. Complementary therapies In addition to conventional medical treatment, you may wish to try complementary therapies to help manage your symptoms. But complementary therapies are not a substitute for conventional medical treatment that is recommended for ovarian cancer. Complementary therapies include:
Before you try any of these therapies, discuss their possible benefits and side effects with your doctor. Let him or her know if you are already using any such therapies. For more information, see the topic Complementary Medicine. What To Think AboutSome women with ovarian cancer may be interested in participating in research studies called clinical trials . Clinical trials are designed to find better ways to treat cancer patients and are based on the most up-to-date information. Women who do not want standard treatments or are not cured using standard treatments may want to participate in clinical trials. These are ongoing in most parts of the United States and in some other countries, for all stages of ovarian cancer. Most treatments for ovarian cancer cause side effects. The side effects that you have depend on the type of treatment used, your age, and your overall health. Your doctor can talk to you about your treatment choices and the side effects associated with each treatment.
Nausea and vomiting are side effects of chemotherapy for ovarian cancer. Your doctor can prescribe medicines to control nausea and vomiting.Talk to your doctor about what to expect and when you should call if you are having nausea or vomiting. Home treatment measures can also help you manage other side effects of treatment. End-of-life issuesSome women with advanced-stage cancer may choose not to have treatment focused on prolonging life because they decide that for them the time, costs, and side effects of treatment are greater than the benefits. Making the decision about when to stop medical treatment aimed at prolonging life and shift the focus to end-of-life care can be difficult. For more information, see the following topics: PreventionOvarian cancer cannot be prevented, but you may be able to reduce some of your chances for developing it. Women may lower their risk of ovarian cancer by using birth control pills. This includes women who have a family history of ovarian cancer. Taking birth control pills for 5 years has been shown to reduce ovarian cancer risk by 50%. 15 The protection lasts for many years after the pills were taken. The use of birth control pills may also help some women who have BRCA gene changes. But birth control pills have been linked to a slight increase in breast cancer and may have other health risks, so talk with your doctor about the risks and benefits before taking birth control pills. Having surgery to close or tie off your fallopian tubes (bilateral tubal ligation ) will lower your chances of developing ovarian cancer. 2 But you will not be able to become pregnant after having this surgery. Talk to your doctor about whether this choice is right for you. Having one or more babies lowers your chances for ovarian cancer. Breast-feeding for at least one year also lowers your chances. 16 A small number of women with ovarian cancer have a first-degree female relative—such as a sister, mother, or daughter—or a second-degree female relative—such as an aunt or grandmother—who has had ovarian cancer. Changes (mutations) in two major genes, BRCA1 and BRCA2, are most closely related to a higher lifetime chance for ovarian cancer in these families. 17 You may consider a BRCA gene test if you have a family history of ovarian cancer. For women with BRCA gene changes, experts recommend considering surgery to remove the ovaries and fallopian tubes between ages 35 to 40, or when a woman is done having children. 12 This preventive surgery reduced the risk of ovarian cancer by 96%, according to one study. It also reduced the risk for breast cancer in these women by 50%. 3 But because preventive surgery is such an important and personal decision, be sure to talk with your doctor about the risks and benefits. Removal of the ovaries in premenopausal women will cause early menopause . Removal of your ovaries may increase the risk for developing other problems, such as osteoporosis and cardiovascular disease . It may also increase the risk of death in women at average risk of ovarian cancer. 18 There is still a small chance of getting ovarian cancer, even after the ovaries are removed. This is because there can already be a tiny cancer growing before the ovaries are removed. Those cancer cells can remain in the body after the surgery, where they continue to grow. It is also possible to develop cancer on the smooth tissue lining the abdominal cavity ( peritoneum ). This type of cancer—called peritoneal cancer—looks like ovarian cancer, has similar symptoms, and is treated in the same way.
Including lots of fruits and vegetables in your diet may help protect against ovarian cancer. 7 Home TreatmentDuring medical treatment for any stage of ovarian cancer , there are things you can do at home to help manage the side effects that may be caused by the cancer or its treatment. Home treatment may help manage the following common problems. If your doctor has given you instructions or medicines to treat these symptoms, be sure to follow them. In general, healthy habits such as eating a balanced diet and getting enough sleep and exercise can help control your symptoms.
Other issues that may arise include:
Many women with ovarian cancer face emotional issues as a result of their cancer or its treatment.
Not all forms of cancer or cancer treatment cause pain. If pain occurs, many treatments are available to relieve it. If your doctor has given you instructions or medicines to treat pain, be sure to follow them. Talk to your doctor if prescribed medicines are not controlling your pain. For mild pain, you can take pain relievers that you can buy without a prescription, such as acetaminophen (Tylenol), ibuprofen (for example, Advil or Motrin) or similar medicines . Or you may try an alternative therapy, such as biofeedback , to help your physical and mental well-being. Be sure to tell your doctor about any home treatment you use for pain. Some women who have advanced-stage cancer may choose not to have treatment because they decide that for them the time, costs, and side effects outweigh the benefits. Making the decision about when to stop medical treatment aimed at prolonging life and shift the focus to end-of-life care can be difficult. For more information, see the following topics: MedicationsChemotherapy is used to shrink ovarian cancer and slow cancer growth. Chemotherapy is recommended for most women after the initial surgery for ovarian cancer. Medication ChoicesDifferent chemotherapy drugs are given in different ways. Some are taken by mouth (oral), some are injected into a vein ( intravenous, or IV ), and others are injected through a thin tube into the belly (intraperitoneal, or IP). Oral and IV chemotherapy is called a systemic treatment because the medicines enter the bloodstream, travel through the body, and kill cancer cells both inside and outside the ovaries. In intraperitoneal chemotherapy, the drug is put into the body in the same area as the cancer. It is not a systemic treatment, but a little of the medicine still gets into the bloodstream. Extensive research and clinical trials have studied the different chemotherapy medicines used to treat ovarian cancer. There are several drugs to treat ovarian cancer. Some are used alone, and some are combined with other drugs. Your doctor will recommend chemotherapy treatment that is specifically tailored to you. Chemotherapy is recommended after surgery for most women with ovarian cancer. The number of cycles of treatment will depend on the stage of your disease. The side effects will depend on the medicines that are used and how the medicines are given. Some of the chemotherapy medicines used for ovarian cancer include: Other medicines that may be used if ovarian cancer recurs include: Treatment of ovarian cancer with chemotherapy can cause nausea and vomiting. Your doctor will prescribe medicinesyou can take with your treatments and when you get home, to help relieve any nausea that you may have. What To Think AboutMost chemotherapy causes some side effects. Home treatment may help manage your symptoms. If your doctor has given you instructions or medicines to treat your symptoms, be sure to follow them. In general, healthy habits such as eating a balanced diet and getting enough sleep and exercise can help control your symptoms. SurgerySurgery for ovarian cancerYour doctor confirms that you have ovarian cancer and determines its extent (or stage) by taking biopsies during laparotomy surgery. Your long-term outcome (prognosis) is improved under the care of an experienced gynecologic oncologist whose expertise can help determine the best treatment choices at the time of surgery. 4 Your surgery may include:
Surgery ChoicesIf you have very early-stage ovarian cancer and wish to have children (preserve fertility), discuss your choices with your doctor. Most women who have advanced-stage cancer have a hysterectomy to remove the uterus and an oophorectomy to remove both ovaries. The fallopian tubes are usually removed also. In advanced-stage surgery, your surgeon will take a sample of peritoneal fluid, remove lymph nodes and fatty tissue (omentum), and remove any abdominal tissue that is thought to have cancer. What To Think AboutSide effects from your surgery can include difficulty urinating or problems with bowel functioning, such as constipation or diarrhea. Your ability to have or enjoy sexual intercourse may also be affected. If your ovaries are removed, you may have symptoms of menopause . Talk with your doctor about medicines to manage these symptoms. Ovarian cancer may grow and spread to the point that it blocks the bowel . Or the first surgery to remove the cancer may cause problems, such as a blocked bowel. For more information, see the topic Bowel Obstruction. Other TreatmentComplementary therapies alone are not a substitute for the standard treatment recommended for ovarian cancer . Before you try any of these therapies, discuss their possible benefits and side effects with your doctor. Let him or her know if you are already using any such therapies. Other Treatment ChoicesComplementary therapies include:
For more information, see the topic Complementary Medicine. What To Think AboutThe combination of conventional medical treatment and complementary medicine is an approach that is sometimes called integrative medicine, in which both conventional and complementary therapies are used together for the best outcome. Complementary therapies alone are not a substitute for the standard treatment recommended for ovarian cancer. Other Places To Get HelpOrganizations
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