BACKGROUND: Persons with MCI and AD demonstrate cortical volume losses vs asymptomatic aged individuals, particularly in the hippocampus, amygdala, and entorhinal cortex.

• 背景：有MCI和AD的患者和无症状的同龄个体相比显示，在海马区，杏仁区和内嗅皮质区有显著的皮质层缺损。