晚期早产儿的相关问题精讲.ppt

晚期早产的相关问题 南京医科大学附属南京儿童医院 周晓玉 提 纲 概述 背景资料 新生儿期易发生的问题 总结 概 述 晚期早产儿（Late-Preterm or Near-Term) 孕340/7W—366/7W出生的早产儿 具有较高的发病率和死亡率 Late-Preterm ≠Term Infant 背 景 资 料 早产儿发生率 9.1%（1981）——12.3%（2003）↑35% 晚期早产儿发生率 6.3%（1981）——8.8%（2003） ↑40% 背 景 资 料 根据美国资料显示 早产发生率↑—— 2/3晚期早产↑ 最普遍的孕期 1992，40W 2002，39W 2002年单胎早产分娩—74%晚期早产（342,234 of 394,996） 背 景 资 料 背 景 资 料 2002年美国生命统计报告新生儿死亡率 足月儿占活产的2.5‰ 35～36W早产儿占活产的6.9‰ 30～34W早产儿占活产的18.5 ‰ ﹤30W早产儿占285.3 ‰ 背 景 资 料 背 景 资 料 背 景 资 料 Optimizing Care and Outcomes for Late Preterm (Near-Term) Infants: Part 1 TONSE N. K. RAJU, MD Guest Editor Introduction Tonse N. K. Raju ................................................................................ 1 A Recommendation for the Definition of “Late Preterm” (Near-Term) and the Birth Weight–Gestational Age Classification System William A. Engle ................... 2 Changes in the Gestational Age Distribution among U.S. Singleton Births: Impact on Rates of Late Preterm Birth, 1992 to 2002 Michael J. Davidoff, et al.......8 Preeclampsia As a Cause of Preterm and Late Preterm (Near-Term) Births Baha M. Sibai ............................................................................................... 16 The Role of Stillbirth Prevention and Late Preterm (Near-Term) Births Gary D.V. Hankins and Monica Longo ................................................................... 20 Cold Stress and Hypoglycemia in the Late Preterm (“Near-Term”) Infant: Impact on Nursery of Admission Abbot Laptook and Gregory L. Jackson .......................... 24 Short-Term Outcomes of Infants Born at 35 and 36 Weeks Gestation: We Need to Ask More Questions Gabriel J. Escobar, Reese H. Clark, and John D. Greene . 28 Physiology of Fetal Lung Fluid Clearance and the Effect of Labor Lucky Jain et al.24 Place of Birth and Variations in Management of Late Preterm (“Near-Term”) Infants Marie C. McCormick, et al.................................