Garmel S H, D'Alton M E
Department of Obstetrics and Gynecology, New England Medical Center, Tufts University School of Medicine, Boston, Massachusetts 02111.
West J Med. 1993 Sep;159(3):273-85.
Since its introduction in the 1950s, ultrasonography in pregnancy has been helpful in determining gestational age, detecting multiple pregnancies, locating placentas, diagnosing fetal anomalies, evaluating fetal well-being, and guiding obstetricians with in utero treatment. We review current standards and controversies regarding the indications, safety, accuracy, and limitations of ultrasonography in pregnancy.
自20世纪50年代引入以来,孕期超声检查有助于确定孕周、检测多胎妊娠、定位胎盘、诊断胎儿异常、评估胎儿健康状况以及指导产科医生进行宫内治疗。我们回顾了关于孕期超声检查的适应症、安全性、准确性和局限性的当前标准及争议。