妊娠期间内分泌代谢和血液动力学发生了一系列变化.据报道,肾血流量比非孕时增加35％;肾小球滤过率比非孕时增加50％.在激素的作用下,通过肾脏这一调节环节,钠、水潴留较为突出,细胞外液容量增加,水、盐代谢重建平衡,影响着肾脏形态学的改变.本文对妊娠后期20例孕妇的肾脏 B 型超声声象图结果进行分析. During pregnancy, endocrine and hemodynamic changes have taken place.Reportedly, renal blood flow increased by 35% compared with non-pregnant; glomerular filtration rate than non-pregnant increased by 50% .In the role of hormones, through the kidneys This regulation, sodium, water retention is more prominent, increased extracellular fluid volume, water and salt metabolism balance, affecting the morphological changes of the kidney.This article on the pregnancy of 20 pregnant women, the results of the B-mode ultrasonography analysis.