Eclampsia is pregnancy-related seizure activity that is usually
caused by severe preeclampsia (a pregnancy complication).
Eclampsia is a
life-threatening condition for both a mother and her fetus. During a seizure,
the oxygen supply to the fetus is drastically reduced.
Less than 1% of women with preeclampsia experience seizures. Sudden
eclampsia can occur before, during, or (rarely) up to 6 weeks after delivery.
Seizures that do occur after delivery (postpartum seizures) are most common
during the first 48 hours after delivery.
Magnesium sulfate treatment is a highly effective prevention and
treatment for eclampsia. It is typically given to high-risk women during labor
and for 24 hours after delivery and to women having an eclamptic
Sarah Marshall, MD - Family Medicine & William Gilbert, MD - Maternal and Fetal Medicine
The Health Encyclopedia contains general health information. Not all treatments or services described are covered benefits for Kaiser Permanente members or offered as services by Kaiser Permanente. For a list of covered benefits, please refer to your Evidence of Coverage or Summary Plan Description. For recommended treatments, please consult with your health care provider.