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Alzheimer’s Disease.-
• Image Findings
– Brain Atrophy
• Visual diagnosis (CT o MRI)
• Quantitation diagnosis
(Structural MRI)
– Atrophy Distribution:
• Hippocampus initially (first
entorhinal cortex)
• Posterior Cingulum
• Medial Temporal Lobe
• Insular cortex
• Prefrontal cortex
• Orbitofrontal cortex preservation
• Late stage----Bilateral, simmetric &
diffuse.

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Alzheimer’s Disease Image Findings

  • 1. Alzheimer’s Disease.- • Image Findings – Brain Atrophy • Visual diagnosis (CT o MRI) • Quantitation diagnosis (Structural MRI) – Atrophy Distribution: • Hippocampus initially (first entorhinal cortex) • Posterior Cingulum • Medial Temporal Lobe • Insular cortex • Prefrontal cortex • Orbitofrontal cortex preservation • Late stage----Bilateral, simmetric & diffuse.