新生儿病理性黄疸是由新生儿溶血症、败血症、婴儿肝炎综合征等所致的血清胆红素＞２０５μｍｏｌ／Ｌ，并出现反应差或嗜睡、拒乳等临床综合征。血清胆红素可因脂溶性胆红素过多，使大脑基底节、下丘脑及第４脑室底部脑细胞受损、变性而出现核黄疸，易导致智力低下等后遗症。 Neonatal pathological jaundice by neonatal hemolytic disease, sepsis, infant hepatitis syndrome caused by serum bilirubin> 205μmol / L, and the reaction was poor or lethargy, refusal milk and other clinical syndromes. Serum bilirubin due to too much fat soluble bilirubin, the brain basal ganglia, hypothalamus and brain cells at the bottom of the fourth ventricle damage, degeneration and nuclear jaundice, easily lead to mental retardation and other sequelae.