Visuell evozierte Potenziale als Mittel der funktionellen Diagnostik

3. Fallbeispiel Hypoxie
• AM, a technical drawer, suffered a sudden heart arrest
when he was 46 years old. He was reanimated in a
hospital and awoke from coma three days after the
incident.
• A neurological examination showed intact motor,
sensorimotor and cranial nerve functions. There was no
visual field defect as tested with a Goldman Perimeter. A
MRI scan showed no focal damage and no major brain
atrophy.
• The patients showed a visual form agnosia being unable
to read and to distinguish between figure/background
patterns
• Specific impairment of magnocellular processing?