Study reports positivity rates of plasma biomarkers for Alzheimer’s disease, suggesting clinical relevance in diagnosis.
To report the positivity rates of plasma beta amyloid 42/40 (Abeta42/40) and ptau-217 and their combination in the evaluation of patients with possible Alzheimer’s disease (AD) in a real-world national reference laboratory setting.
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Racke et al. (2026) studied this question.
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