Does pregnancy-induced hypertension cause placental abruption?

Yes: High blood pressure, whether present before pregnancy or whether it develops during pregnancy, does increase a woman's risk for abruption. But most women with high blood pressure never have an abruption.

Yes: Any blood pressure problem in pregnancy can cause an abruption.

Yes: Pih or pregnancy induced hypertension may be associated with toxemia of pregnancy. These are serious conditions that may cause pregnancy complications. These may be associated with proteinuria, headaches, swelling of hands and face, abruption or placental separation, iugr intra-uterine growth restriction, fetal distress, preterm delivery, and brain injury to the newborn.

Yes: High blood pressure is associated with abruption. So report immediately to your OB the following symptoms: onset of frequent, strong contractions, very firm uterus that does not feel like it relaxes, and/or dark or bright red bleeding from the separation of placenta from uterine wall (coming through vagina). Because this can be an OB emergency, patients at risk may already be under surveillance.