Results Simple absence of septum pellucidum were seen in 4 cases, absence of septum pellucidum accompany six kinds of malformations were seen in 32 cases.

• 结果36例病人中单纯透明隔缺如4例,合并其它畸形32例,共合并6种脑先天性畸形,脑室测量显示透明隔缺如组的侧脑室明显大于正常对照组。