【摘要】 维生素A缺乏是世界性微量营养素缺乏性疾病之一,我国孕期维生素A缺乏的情况较为严重,可高达35%以上。维生素A缺乏可影响胚胎发育,导致胚胎死亡或发育异常,胎儿出现先天性缺陷;可促进母体子痫前期的发生及发展,影响母体血小板的生成等。均衡水平的维生素是维持胎儿正常生长发育和产妇健康的重要保障,因此我们需监测孕期维生素A水平,及时适量地补充维生素A,减少产妇并发症及合并症,减少胎儿发育异常及先天缺陷儿的出生,提高人口素质。更多还原

【Abstract】 Vitamin A deficiency is one of the world’s micronutrient deficiency diseases. Vitamin A deficiency during pregnancy is more serious in my country, which can be as high as 35%. Vitamin A deficiency can affect embryonic development, leading to embryonic death or abnormal development, and congenital defects in the fetus; it can promote the occurrence and development of maternal preeclampsia, and affect the production of maternal platelets. A balanced level of vitamins is an important guarantee for maintaining the normal growth and development of the fetus and the health of the mother. Therefore, we need to monitor the level of vitamin A during pregnancy and timely and appropriate vitamin A supplementation to reduce maternal complications and complications, and reduce fetal development abnormalities and birth defects, improve the quality of the population.更多还原