Alzheimer's Disease biomarker testing

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In this episode of The Good GP, Dr Krystyna de Lange speaks with Dr Steph Daly, GP with a special interest in aged care and dementia, about the introduction of plasma biomarkers, specifically the p-Tau 217 blood test for Alzheimer’s disease. They explore what the p-Tau 217 test measures, its reliability, and its role in primary care. Dr Steph Daly outlines that the test shows high positive and negative predictive value for Alzheimer’s pathology when used in the appropriate, symptomatic patient group, typically those over 55 presenting with clear cognitive or memory symptoms. Discussing the practical process for GPs to request the test, expected costs, and considerations for both urban and…