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Vemuri, Prashanthi; Weigand, Stephen D.; Przybelski, Scott A.; Knopman, David S.; Smith, Glenn E.; Trojanowski, John Q.; Shaw, Leslie M.; Decarli, Charlie S.; Carmichael, Owen; Bernstein, Matt A.; Aisen, Paul S.; Weiner, Michael; Petersen, Ronald C.; Jack, Clifford R., Jr. – Brain, 2011
The objective of this study was to investigate how a measure of educational and occupational attainment, a component of cognitive reserve, modifies the relationship between biomarkers of pathology and cognition in Alzheimer's disease. The biomarkers evaluated quantified neurodegeneration via atrophy on magnetic resonance images, neuronal injury…
Descriptors: Alzheimers Disease, Reading Tests, Verbal Learning, Pathology
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Dineen, R. A.; Vilisaar, J.; Hlinka, J.; Bradshaw, C. M.; Morgan, P. S.; Constantinescu, C. S.; Auer, D. P. – Brain, 2009
Disconnection of cognitively important processing regions by injury to the interconnecting white matter provides a potential mechanism for cognitive dysfunction in multiple sclerosis. The contribution of tract-specific white matter injury to dysfunction in different cognitive domains in patients with multiple sclerosis has not previously been…
Descriptors: Age, Injuries, Testing, Verbal Learning
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Weintrob, David L.; Saling, Michael M.; Berkovic, Samuel F.; Reutens, David C. – Brain, 2007
Some patients considered for left temporal lobectomy for epilepsy present with normal verbal learning and no MRI evidence of hippocampal pathology. In order to preserve learning function, the surgical approach in these cases often aims at sparing the hippocampus. Parahippocampal structures, including the left perirhinal region, however, also…
Descriptors: Patients, Pathology, Associative Learning, Word Lists