It is suggested that abnormal increased apoptosis is the primaryevent of epidermal pathology in psoriasis, then hyperproliferation of keratinocyte follows.
提示银屑病皮损表皮角朊细胞的病理改变是始发于角朊细胞凋亡异常增多，继而出现角朊细胞过度增殖。
2
This finding, in association with a decrease of amniotic fluid volume, may be attributed to early amniotic membrane rupture as the primaryevent in the pathogenesis of body stalk anomaly.
这一发现，与减少羊水量，可能是由于早期羊膜破裂为主要活动的发病机制中的机构秸秆异常。
3
He points out that it is possible to identify specific factors as the primary causes of a particular historical event only relative to an initial set of background conditions.