Objective:To study the change of heme oxygenase/carbon monoxide system to make the difference of the pathogenesis of intrahepatic cholestasis of pregnancy(ICP) and the bad outcome of fetal.

• 目的:探讨妊娠肝内胆汁淤积症(ICP)患者的血红素氧合酶/一氧化碳(HO/CO)体系变化意义及其与胎儿预后的关系。