abnormal occurrence

The occurrence of meconium stained amnionic fluid were dramatically increased ( P < 0.05), and the occurrence of postpartum hemorrhage, complications of newborn, premature delivery and perinatal death increased in the abnormal serum lipid group.

ICP病例血脂异常组的羊水污染发生率显著增高（P<0.05），产后出血、新生儿并发症、早产及围生儿死亡的发生增多。

Conclusion The abnormal expression of endometrial estrogen receptors ( ER) and TGF-β 1 may be relevant to the occurrence of IUA.

结论子宫内膜组织中ER和TGF-β1的异常表达可能参与宫腔粘连的形成。

Abnormal DNA methylation can influence the expression of certain genes, inducing occurrence and development in autoimmune diseases.

DNA甲基化异常可影响某些基因的表达，导致自身免疫性疾病的发生发展。

Conclusion The abnormal expression of VEGF may play a role in the occurrence of IUA.

结论子宫内膜VEGF的异常表达，可能参与宫腔粘连的形成。

In conclusion, the abnormal clone, induced by cytogenetics abnormity, oncogene and chromatosome damnification caused by antimetabolite yield, may be a reason of occurrence of second tumor.

初步研究结果提示，细胞遗传学的异常、癌基因的存在，以及抗代谢药（羟基脲等）损伤染色体，产生异常的克隆，可能是发生第二肿瘤的原因。