例1,女,3d。皮肤黄染伴少吃、少哭、少动2d入院。系39+3周G2 P2在当地卫生院自娩,出生史不详。生后第2d即皮肤黄染,由颜面迅速波及全身,尿色清,胎粪正常。查体:反应差,嗜睡,全身皮肤至足底均呈红黄色,经皮胆红素测定（TCB）20.4,心肺正常,腹软,肝肋下1.5cm质软,各原始反射减弱。血常规:WBC14.7×109/L,N67％,L33％,HGB27.3g/L,HCT72.7％;肝功 Example 1, female, 3d. Skin yellow dye with eating less, less cry, less moving 2d admission. Department of 39 +3 weeks G2 P2 in the local hospital since childbirth, birth history is unknown. 2d after birth, the skin yellow dye, quickly spread from the face of the body, urine color, normal meconium. Physical examination: poor response, lethargy, whole body skin to the foot were red and yellow, transcutaneous bilirubin determination (TCB) 20.4, normal heart and lungs, abdominal soft liver 1.5cm soft quality, the original reflection weakened. Blood: WBC14.7 × 109 / L, N67%, L33%, HGB27.3g / L, HCT72.7%; liver function