Objective To evaluate safety and value of liver puncture biopsy to the etiological diagnosis of infantile hepatitis syndrome and to provide evidences for its clinical application.

• 摘要目的探讨肝穿刺术在婴儿肝炎综合征病因诊断中的价值以及婴儿肝穿刺活检术的安全性，为临床应用提供依据。