Skip to Content
Home > Wellness Resources > Health Library > Preeclampsia
(formerly called toxemia of pregnancy) is a pregnancy-related condition that
causes high blood pressure and affects the mother's kidneys, liver, brain, and
placenta. Its cause is unknown.
usually develops after the 20th week of pregnancy, it can very rarely begin
earlier. Preeclampsia can develop gradually or suddenly, and it may remain mild or
become severe. If untreated, preeclampsia may damage the mother's liver or
kidneys, deprive the fetus of oxygen, and cause
A woman with any signs of preeclampsia is closely monitored
by her doctor or midwife. Moderate preeclampsia is treated in the hospital with
bed rest, magnesium sulfate, and sometimes medicine for high blood pressure.
Delivery is the only true "cure" for preeclampsia.
When a woman
has severe preeclampsia or is near term with mild to moderate preeclampsia,
delivery is the best treatment. Labor may be started with medicine, unless a
cesarean section is deemed necessary.
Within the first few days
following delivery, the mother's blood pressure usually returns to normal; with
severe preeclampsia, it may take several weeks for blood pressure to return to
ByHealthwise StaffPrimary Medical ReviewerSarah Marshall, MD - Family MedicineSpecialist Medical ReviewerWilliam Gilbert, MD - Maternal and Fetal Medicine
Current as ofFebruary 20, 2015
Current as of:
February 20, 2015
Sarah Marshall, MD - Family Medicine & William Gilbert, MD - Maternal and Fetal Medicine
To learn more about Healthwise, visit Healthwise.org.
© 1995-2015 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.