{"id":"p-tau217","name":"p-tau217 (Phosphorylated Tau 217)","shortName":"p-tau217","aliases":["p-tau217","pTau217","Phosphorylated Tau 217","P-Tau217, Plasma","Tau, Phosphorylated, 217","Plasma p-tau217","Lumipulse pTau217","Elecsys pTau217","Phospho-Tau 217, Plasma","Phospho-Tau(217), P","pTau217, P","Elecsys Phospho-Tau (217P) Plasma","Lumipulse G pTau 217 Plasma","pTau-217","Phosphorylated tau 217, Plasma"],"abbreviations":["p-tau217","pTau217","P-tau217","pT217p"],"loinc":[{"code":"104663-0","primary":true}],"specimen":"plasma","units":[{"ucum":"pg/mL","display":"pg/mL"}],"referenceRanges":[],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"A form of tau protein in blood plasma. Higher levels are linked to amyloid build-up in the brain, and each lab's method has its own cutoffs.","url":"https://bloodtesttracker.com/markers/p-tau217","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}