Figure 1From: Hemiballism-hemichorea induced by ketotic hyperglycemia: case report with PET study and review of the literatureImages from patient 1. a. Brain CT (axial) the same day of onset, showing a hyperdense lesion in the left putamen (arrow); b. Brain CT(axial) 4Â days after onset, revealing a slight high-density in the same area, but the density decreased compared with the initial CT (arrow); c. The FDG-PET scan (axial) 9Â days after onset, revealing hyper-perfusion in the left side of the basal ganglion.Back to article page