Back to Authors

Johnson, Sterling C.

A5137573106 | I135310074

Mayo Clinic

University of Wisconsin–Madison

Citations 1

Variability in Clinical Performance of the FDA-Cleared Lumipulse P-Tau217/β-Amyloid 1-42 Plasma Ratio

JAMA Neurology | June 1, 2026 | Volume: 83 | Issue: 8 | Pages: 823

10.1001/jamaneurol.2026.1565 | PMID 42223932

This cross-sectional study evaluates the performance of the US Food and Drug Administration–cleared phosphorylated tau 217 (p-tau217) to β-amyloid 42 ratio cut points used to detect amyloid pathology associated with Alzheimer disease.