1812年，Reil首次报道了脱肥体发育不全，之后国外许多学者针对其发生原因，临床表现、发生率、形态学改变等诸方面进行了报道和讨论[1~5]。而国内学者关于胼胝体缺损的发现和讨论的报道却很少。仅在1964年，王尊禹等应用气脑造影和脑血管造影发现1例14岁男性儿童胼胝体发育不 In 1812, Reil reported for the first time the de-fertility deficiency, and many foreign scholars reported and discussed the causes, clinical manifestations, incidence, morphological changes and so on [1-5]. However, there are few reports on the discovery and discussion of the corpus callosum defect by domestic scholars. Only in 1964, Wang Zunyu and other applications of pneumo-angiography and cerebral angiography found a 14-year-old male child, the development of the corpus callosum