FIG 5. Image from the dissection in cadaver 1 shows the view into the sylvian fissure from an extensive frontotemporal craniotomy. The temporal lobe was removed. The catheter (black arrow) is seen in the sylvian fissure. Also seen are the middle cerebral artery (MCA), posterior cerebral artery (PCA), superior cerebellar artery (white arrow), internal carotid artery (ICA), and third cranial nerve (3).