当前研究表明，淀粉样蛋白正电子发射断层扫描（Amyloid PET）在识别阿尔茨海默病（AD）早期病理特征方面展现出潜力，但其有效性具有显著的选择性。以下为关键发现与局限性分析：### 1. **淀粉

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Victoria R. Tennant, Koral V. Wheeler, Noelle N. Lee, Jamie A. Terner, Maxwell W. Hand, Suchita Ganesan, Patrick Walsh, Aisha Greene, Tyler Berkness, Tiantian Lei, Rema Raman, Robert A. Rissman, Bradley T. Christian, Melissa Petersen, Ann D. Cohen, Beau M. Ances, Karin L. Meeker, Zhengyang Zhou, Rajesh R. Nandy, Kristine Yaffe, Sid E. O’Bryant, Arthur W. Toga, Meredith N. Braskie.Establishing tau-PET cut-points for cognitive diagnosis with 18F-PI-2620 in a multi-ethnoracial cohort.Imaging Neuroscience, 2025; 3 DOI:10.1162/IMAG.a.41