Detection of pre-eclampsia as early as possible is the most important aim of prenatal care. Follow up pregnancy-induced hypertension carefully. Hypertension in pregnancy is a major cause of maternal morbidity and perinatal morbidity and mortality. Follow up a pregnant woman with pre-existing hypertension with care. The risk of perinatal death is clearly higher in second or further pregnancies of mothers with pre-existing hypertension who develop attached pre-eclampsia than primigravidas who develop pre-eclampsia without earlier hypertension.