1. Analysis of causes of maternal death Maternal death refers to the death of pregnant women due to various reasons during pregnancy or delivery. Common causes include pregnancy-induced hypertension syndrome, placental abruption, amniotic fluid embolism, etc. These diseases can cause serious harm to pregnant women and fetuses, and can even lead to death of pregnant women. 2. Preventive measures 1. Pre-pregnancy check-up: Conduct a comprehensive physical check-up before pregnancy