Amniotic fluid embolism (AFEy 羊水栓塞
Amniotic Fluid Embolism (AFE) 羊水栓塞
Definition of AFE AFE is a rare obstetric emergency in which amniotic fluid. fetal cells. hair or other debris enter the maternal circulation, causing cardiorespiratory collapse
Definition of AFE ◼ AFE is a rare obstetric emergency in which amniotic fluid, fetal cells, hair, or other debris enter the maternal circulation, causing cardiorespiratory collapse
epidemiology a The incidence of clinically detectable AFE is low estimated to be 1 in 20.000 to 80.000 live births Maternal mortality approaches 80%0 5%0-10% of maternal mortality in the United states is due to AFe Of patients with AFE, 50% die within the first hour of onset of symptoms Of survivors of the initial cardiorespiratory phase 50% develop a coagulopathy. Neonatal survival is 70%o
epidemiology ◼ The incidence of clinically detectable AFE is low ◼ estimated to be 1 in 20,000 to 80,000 live births. ◼ Maternal mortality approaches 80%. ◼ 5%- 10% of maternal mortality in the United States is due to AFE. ◼ Of patients with AFE, 50% die within the first hour of onset of symptoms. ◼ Of survivors of the initial cardiorespiratory phase, 50% develop a coagulopathy. ◼ Neonatal survival is 70%
a Current data suggest that the process is more similar to anaphylaxis than to embolism term anaphylactoid syndrome of pregnancy has been suggested
◼ Current data suggest that the process is more similar to anaphylaxis than to embolism ◼ term anaphylactoid syndrome of pregnancy has been suggested
Major causes and factors occurs in obstetric terms or during labor multiparous woman with a large baby a short tumultuous labor use of uterine stimulants occurred during abortion amnioinfusion ■ Amniocentesis caesarian section a placenta accreta ■ ruptured uterus
Major causes and factors ◼ occurs in obstetric terms or during labor ◼ multiparous woman with a large baby ◼ a short tumultuous labor ◼ use of uterine stimulants ◼ occurred during abortion ◼ amnioinfusion ◼ Amniocentesis ◼ caesarian section ◼ placenta accreta ◼ ruptured uterus