the cerebral arteriovenous difference ( cavd ) for oxygen did not change , while the glucose cavd was significantly reduced from 0.47 +/- 0.21 to 0.24 +/- 0.16 mm/l ( p less than 0.05 ) at the end of the hypoglycemia period , suggesting consumption of alternate substrates of energy by the brain .
C0017725
glucose
C0020615
hypoglycemia