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What is preeclampsia? 
How does it occur? 
What are the symptoms?
How is it diagnosed?
What is the treatment?
How long will the effects of preeclampsia last?
When should I call my health care provider?
What can be done to help prevent hypertension in pregnancy?

In this discussion of preeclampsia you will learn about the effects of high blood pressure during the late stages of pregnancy.  You will also learn about the symptoms and treatment of preeclampsia. 

What is preeclampsia? 

Preeclampsia is a condition of high blood pressure caused by pregnancy after the 20th week of pregnancy.  Your blood pressure goes up, you retain water, and protein is found in your urine.  Preeclampsia is also called toxemia or pregnancy-induced hypertension. 

Preeclampsia may be mild or severe.  Severe preeclampsia affects the mother's blood system, kidneys, brain, and other organs.  Sometimes, but very rarely, it can cause death.  If convulsions occur, the disease is called eclampsia. 

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How does it occur? 

The cause of preeclampsia is not known.  About 8 percent of pregnant women have preeclampsia.  It is more likely to occur during first pregnancies than later pregnancies and in women less than 25 years old or over 35 years old.  Women who have chronic hypertension, kidney disease or diabetes, or who are pregnant with more than one baby, also have a greater risk of preeclampsia.

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What are the symptoms? 

If you have mild preeclampsia, you may not have any symptoms and may feel perfectly well.  You should go to all prenatal checkups so your health care provider can spot the condition quickly if you have it. 

Signs and symptoms of mild preeclampsia include: 

    . high blood pressure 
    . water retention, leading to puffiness of the feet, ankles, hands, and face (also called edema) 
    . protein in your urine. 
Additional signs and symptoms of severe preeclampsia include: 
    . headaches 
    . blurred vision 
    . inability to tolerate bright light 
    . lethargy 
    . nausea and vomiting 
    . water retention 
    . pain in the right upper abdomen 
    . shortness of breath 

How is it diagnosed? 

Your health care provider will measure your blood pressure and test your urine at each prenatal checkup.  Certain blood tests are required to confirm that you have the condition.  In cases where these initial tests indicate the possibility of preeclampsia, more blood tests may be needed.

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What is the treatment? 

Your health care provider may want you to rest in bed, lying on your left side as much as possible to take the weight of the baby off your major blood vessels.  Your health care provider may want you to have more frequent checkups. Sometimes this is all that is needed. 

If your symptoms become more severe, you may have to be admitted to the hospital.  You may be given medication to lower your blood pressure.  You will probably have various tests to check your condition and the health of the baby.  In some cases, your health care provider may decide to start your labor and deliver the baby early. 

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How long will the effects of preeclampsia last? 

The symptoms of preeclampsia last until shortly after the baby is born. 

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When should I call my health care provider? 

You should call your health care provider immediately if you have: 
    . blurred vision 
    . severe headaches 
    . abdominal pain 
    . sudden and excessive weight gain.

What can be done to help prevent hypertension in pregnancy? 

Currently, there is no sure way to prevent preeclampsia.  Many factors may contribute to the development of high blood pressure during pregnancy.  Some can be controlled and some cannot.  Follow your health care provider's instructions for diet and exercise and practice the following good health habits to reduce the risk of hypertension: 
    . Use little or no added salt in your meals. 
    . Drink 6 to 8 glasses of water a day. 
    . Get enough rest. 
    . Exercise regularly. 
    . Rest on your side several times during the day. 
    . Avoid drinking alcohol and beverages containing caffeine. 

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