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Washington University Experience | DEVELOPMENTAL MALFORMATIONS | Hemimegalencephaly | 4A3 Focal Cortical Dysplasia (Case 4) H&E 4
Dysmorphic neurons (arrows) and pale "balloon" cells (arrowheads) are the characteristic elements of a type of focal cortical dysplasia (IIB) and comprise the majority of the elements of this hemimegalencephalic cortex (H&E).