[Clinical value of prenatal MRI in the diagnosis of fetal simple expansion of lateral ventricle and follow-up after birth].

To explore the value of prenatal MRI in the diagnosis of fetal simple expansion of lateral ventricle (ventriculomegaly) , and follow up the nervous system development status after birth. Simple expansion of the lateral ventricle fetus by prenatal MRI examination were collected in Huzhou Maternal and Child Care Hospital from May 2013 to June 2015, 126 cases of live births in expansion group, 50 normal cases were recruited in the same period as the control group. In expansion group, fetal subgroup analysis was done: (1) unilateral or bilateral lateral ventricle expasion: one group was 98 cases was lateral ventricle expansion (77.