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Washington University Experience | VASCULAR | Hypoxia-Ischemia, fetal-neonatal | Porencephaly | 6A1 Porencephaly (Case 6) 1
The external surface of the left cerebral hemisphere shows several porencephalic cysts communicating with the subarachnoid space. Notice that the cortex surrounding the defects is attenuated but does not have a radial arrangement or polymicrogyric appearance.