Alcohol-induced brain damage includes partial or complete agenesis of the corpus callosum, which links the two hemispheres together, so it either forms incompletely, or not at all.

酒精引起的伤包括胼胝分完全发育不全（胼胝左右半球连接在一起）导致FAS患儿的胼胝分缺如，完全缺如。