From: Amyloid imaging and memory change for prediction of cognitive impairment
β-Amyloid | Cognitively impaired/MCI | CN with memory decline | CN without memory decline |
---|---|---|---|
Positive | Increased risk of ADa | Increased risk of ADa | Cognitive resilienceb or preclinical AD? |
Negative | Low risk of AD | Low risk of AD | Remain CN |