Right posterior segmentalduct lies on the visceral side of right anterior portal branches in 73%(22/30).
右后叶胆管位于门静脉右前支或右前叶下段支脏面深侧者占73% （2 2 / 30 ） ；
2
Right posterior segmentalduct lies on the visceral side of right anterior portal branches in 66.7% (8/12)and on the visceral side of posterior right branches in 83.3% (10/12).