This dangerous pregnancy complication is common. A new treatment might help

In a small trial of preeclampsia patients, a blood filter helped some pregnancies last longer

A pregnant woman has her blood pressure measured.

High blood pressure is a main symptom of preeclampsia, a sometimes-fatal pregnancy complication. In a small trial, reducing the amount of one protein slightly lowered blood pressure in women with the condition.

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Filtering a protein out of a pregnant person’s blood may help ease a dangerous complication of pregnancy.