Figure 4From: Behavioral disorders as unusual presentation of pediatric extraventricular neurocytoma: report on two cases and review of the literature Patient 2: photomicrographs of the extraventricular neurocytoma. (A-B) Small, round, synaptophysin-positive cells, with a prevalent “ribbon-like” growing pattern and scattered more classical monomorphous areas (hematoxylin and eosin 20x). Photomicrographs of (C) high immunoreactivity to Ki-67 and (D) GFAP stain marked scattered reactive astrocytes.Back to article page