ultrasound diagnosis of fatal anomalies

THE CENTRAL NERVOUS SYSTEM AND THE EYE
Fig. 2.14 Agenesis of corpus callosum. Lateral
ventricle in the case of agenesis of corpus callosum,
with the “teardrop sign.” The distance between the
medial border of the lateral ventricle and the falx
cerebri is larger in the part of the sharply pointed
anterior horn than that fromthe posterior horn. The
third ventricle is seen centrally; the septumpellucidumcannot
be seen.
Fig. 2.15 Pericallosal artery. Midline sagittal section
at 13+4weeks.Thepericallosal artery is
depicted using the color Doppler mode.
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Fig. 2.16 Pericallosal artery. Midline sagittal section
at 22 + 2 weeks. The normal course of the artery
is seen.
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