Chen Dapeng MD, PhD?Pediatric Department ?West China Second University HospitalРNeonatal Bilirubin MetabolismРTo understand the characteristics of neonatal bilirubin metabolism.РObjectiveРJaundice(黄疸)РYellowish staining of the skin and whites of the eyes by bilirubin.РTerm baby (>37w) Р50%РIncidence in NewbornРPreterm baby(<37w) ?80%РCore of Bilirubin MetabolismРUnconjugated bilirubin?(未结合胆红素)РConjugated bilirubin?(结合胆红素)Рglucuronic acid ?(葡萄糖醛酸)РMetabolism of BilirubinРMetabolism of BilirubinРRed Blood CellРIncrease of bilirubin production?Adult 3.8mg/L Newborn 8.5mg/LРRBC life spanР120 dР80 dРRBC QuantityР4.5x1012/LР6.5x1012/L
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