Methods 556 ICP cases were diagnosed in our hospital from January 1995 to December 2004.They were graded into mild ICP and severe ICP based on liver function tests.

• 方法将1995年1月至2004年12月,在我院产前检查并诊为ICP的患者556例,根据ICP患者的血清胆红素、肝转氨酶和甘胆酸水平分为轻度与重度ICP。