Cancer treatment and its side effects

April 16th, 2008 by admin

Cancer treatment may damage healthy cells and tissues, therefore unwanted side effects sometimes occur. These side effects depend on many factors, including the type and extent of the treatment. Side effects may not be the same for each person, and they may even change from one treatment session to the next. Before treatment starts, doctors and nurses will explain the possible side effects and how they will help you manage them.

The NCI provides helpful booklets about cancer treatments and coping with side effects, such as Radiation Therapy and You and Eating Hints for Cancer Patients. See the sections “National Cancer Institute Information Resources” and “National Cancer Institute Booklets” for other sources of information about side effects.

Surgery

After a hysterectomy, women usually have some pain and feel extremely tired. Most women return to their normal activities within 4 to 8 weeks after surgery. Some may need more time than that.

Some women may have problems with nausea and vomiting after surgery, and some may have bladder and bowel problems. The doctor may restrict the woman’s diet to liquids at first, with a gradual return to solid food.

Women who have had a hysterectomy no longer have menstrual periods and can no longer get pregnant. When the ovaries are removed, menopause occurs at once. Hot flashes and other symptoms of menopause caused by surgery may be more severe than those caused by natural menopause. Hormone replacement therapy (HRT) is often given to women who have not had uterine cancer to relieve these problems. However, doctors usually do not give the hormone estrogen to women who have had uterine cancer. Because estrogen is a risk factor for this disease (see “Uterine Cancer: Who’s at Risk?”), many doctors are concerned that estrogen may cause uterine cancer to return. Other doctors point out that there is no scientific evidence that estrogen increases the risk that cancer will come back. NCI is sponsoring a large research study to learn whether women who have had early stage uterine cancer can take estrogen safely.

For some women, a hysterectomy can affect sexual intimacy. A woman may have feelings of loss that may make intimacy difficult. Sharing these feelings with her partner may be helpful.

Radiation therapy

The side effects of radiation therapy depend mainly on the treatment dose and the part of the body that is treated. Common side effects of radiation include dry, reddened skin and hair loss in the treated area, loss of appetite, and extreme tiredness. Some women may have dryness, itching, tightening, and burning in the vagina. Radiation also may cause diarrhea or frequent and uncomfortable urination. It may reduce the number of white blood cells, which help protect the body against infection.

Doctors may advise their patients not to have intercourse during radiation therapy. However, most can resume sexual activity within a few weeks after treatment ends. The doctor or nurse may suggest ways to relieve any vaginal discomfort related to treatment.

Hormonal therapy

Hormonal therapy can cause a number of side effects. Women taking progesterone may retain fluid, have an increased appetite, and gain weight. Women who are still menstruating may have changes in their periods.

Nutrition

People need to eat well during cancer therapy. They need enough calories and protein to promote healing, maintain strength, and keep a healthy weight. Eating well often helps people with cancer feel better and have more energy.

Patients may not feel like eating if they are uncomfortable or tired. Also, the side effects of treatment such as poor appetite, nausea, or vomiting can make eating difficult. Foods may taste different.

The doctor, dietitian, or other health care provider can advise patients about ways to maintain a healthy diet. Patients and their families may want to read the National Cancer Institute booklet Eating Hints for Cancer Patients, which contains many useful suggestions and recipes. The section “National Cancer Institute Booklets” tells how to get this publication.

Followup care

Followup care after treatment for uterine cancer is important. Women should not hesitate to discuss followup with their doctor. Regular checkups ensure that any changes in health are noticed. Any problem that develops can be found and treated as soon as possible. Checkups regarding this may include a physical exam, a pelvic exam, x-rays, as well as laboratory tests.

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