近年来由于抢救和治疗低出生体重儿(LBW)的技术改善,婴儿存活率已显著增加,发生婴儿猝死综合征的比率与出生体重有一定影响,子宫内生长迟缓可能受遗传因素影响,过多的喂养不能使婴儿生长正常。吸入氧化氮抢救LBW儿应谨慎。红细胞生成素加静脉补铁能减少LBW儿的输血次数和输血量,但过多的铁有发生视网膜病变的危险。布洛芬对防治LBW儿的动脉导管未闭有效且安全。用低剂量肝素维持脐动脉导管开放是安全的。在护理方面可考虑局部用植物油、皮肤贴皮肤保温和俯卧位。免疫接种应延迟至年龄和体重许可时进行。 In recent years due to rescue and treatment of low birth weight children (LBW) technology improvements, infant survival rate has increased significantly, the incidence of sudden infant death syndrome and birth weight have some impact, intrauterine growth retardation may be affected by genetic factors, too much The feeding can not make the baby grow normally. Inhaled nitric oxide rescue LBW children should be cautious. Erythropoietin and intravenous iron supplementation can reduce the number of transfusions and blood transfusions in LBW children, but excessive iron poses a risk of developing retinopathy. Ibuprofen is effective and safe for the patent ductus arteriosus against LBW. It is safe to maintain umbilical artery catheterization with low-dose heparin. In the care can be considered topical vegetable oil, skin and skin temperature insulation and prone position. Vaccination should be delayed until the age and weight permit.