Fig. 1From: Delayed emergence from anesthesia caused by an intraoperative cerebral embolism of a malignant peripheral nerve sheath tumor in a neurofibromatosis type 1 patient: a case reportPostoperative brain CT scan. Postoperative brain CT scan 2Â h after extubation shows only a high-density lesion surrounded by a low-density area in the left frontal lobe (blue arrow). The lesion was presumed to be old bleeding before further investigation. CT, computed tomographyBack to article page