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April 5-9, 2025 | San Diego, California | Booth 641

Complex questions, clear answers

Advancing breakthroughs for neurodegenerative diseases requires asking complex questions. Labcorp is proud to present three new abstracts at AAN 2025 on how new blood biomarkers can bring clarity to diagnosis and treatment decisions.

Live Presentation | Tuesday, April 8 | 2:05 - 2:15 PM PDT  

Evaluation of Plasma pTau217 plus Aβ42/40, and pTau217/Aβ42 Ratio as Confirmatory Tests for Aβ Pathology in Alzheimer’s Disease (AD) 

John Winslow, Ahmed Chenna, Mintzu Lo, Youssouf Badal, Brandon Yee, Robert Martone, Christos Petropoulos, Christopher J. Fowler, Simon Laws, Stephanie Rainey-Smith, Ralph N. Martins, Christopher C. Rowe, Colin L. Masters, James D. Doecke 

Analytical and Clinical Assessment of Plasma p-Tau217, BD-Tau, p-Tau181 and Aβ 42/40 Assays in Alzheimer’s Disease (AD) Subjects 

Ahmed Chenna, Brandon Yee, Youssouf Badal, John Winslow, Christos Petropoulos 

Blood-based ATN (Aβ42/40/pTau181/NfL) Profile: Key Characteristics of Over 17,000 Unique Patient Results 

Kathleen Bailey, PhD; David Alfego, PhD; Deborah J. Boles, PhD; Ayla B. Harris, BA, BS; Bradley Collier, PhD; Charles Walworth, MD; John Winslow, PhD; Robert Martone, BS, MS; Joseph M. Volpe, PhD

Explore neurology testing solutions tailored to your needs

Contact a Labcorp representative to learn more about how we can help meet your neurology testing needs