Close
partial cleavage of the cerebral hemispheres with fusion across the frontal lobes
monoventricle with partial occipital and temporal horns of the lateral ventricles
partially fused thalami which are abnormally rotated and anteriorly situated with consequently small sized 3rd ventricle
absence of septum pellucidum
rudimentary falx cerebri and interhemispheric fissure which is formed caudally with cleavage and separation of the occipital lobes
hypoplasia of the corpus callosum