during a 22-month period , 6288 women undergoing prenatal sonographic studies in the second and third trimesters were evaluated prospectively to determine the incidence of choroid plexus cysts in the fetus , to follow the natural course of these cysts in intrauterine life , and to determine the association of chromosomal and anatomic anomalies in these fetuses .
C0010709
cysts
C0302142
anatomic anomalies