妊娠期合并症(包括妊娠期高血压疾病、子痫前期轻度、子痫前期重度、妊娠期糖尿病等)是妊娠期的特发性疾病,是危及母婴健康的常见并发症,是妇产科探讨的课题之一,是孕产妇和围生儿发病率及死亡率高的主要原因。而肾脏损害是该病最常见的病理改变,造成肾功能不同程度的改变,可出现蛋白尿,而肾功能不全又是引起流产、早产、甚至死胎的原因之一。所以对妊娠期肾功能的变化要引起足够的重视[1],故选择理想的肾损害的早期诊断指标,对妊 Pregnancy complications (including hypertensive disorders of pregnancy, mild preeclampsia, severe preeclampsia, gestational diabetes, etc.) is an idiopathic disease during pregnancy, is a common complication of endangering maternal and child health, is maternity One of the subjects explored by the department is the main reason for the high morbidity and mortality of pregnant women and perinatal children. The kidney damage is the most common pathological changes of the disease, resulting in varying degrees of renal function, proteinuria may occur, and renal insufficiency is one of the causes of miscarriage, premature birth and stillbirth. Therefore, changes in renal function during pregnancy should be given sufficient attention [1], so the ideal choice for early diagnosis of renal damage indicators of pregnancy