二胎政策的全面放开及辅助生殖技术的开展，使我国高龄妊娠妇女越来越多，高龄妊娠易合并多种内外科疾病，并发胎儿宫内发育异常、胎儿染色体疾病、胎死宫内等，导致不良妊娠结局。 临床上应加强对高龄妊娠妇女的监护，规范产前检查、重点筛查、早期诊断、及时治疗、适时终止妊娠，降低不良妊娠结局的发生率，文章就高龄与死胎的关系、高龄导致死胎的机制以及如何预防死胎改善妊娠结局进行论述。

The incidence and prevalence of elderly parturient women in our country increase with the two-child policy and development of assisted reproductive technology.However，advanced pregnancy is likely to cause a variety of internal and surgical diseases，complicated by fetal intrauterine abnormalities，fetal chromosomal disease and fetal death，etc，leading to adverse pregnancy outcome.Clinically，there is a critical need for the supervision of elderly patients with pregnancy，standarding prenatal examination，focusing on screening，and having early diagnosis，timely treatment and timely termination of pregnancy，in order to reduce the incidence of adverse pregnancy outcomes.This article discusses the relationship between the elderly and stillbirth，the mechanism of stillbirth and how to prevent stillbirth and improve the outcome of the pregnancy.