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Biomarkers in Tears May Help Diagnose Parkinson’s Disease

Key clinical point: Noninvasive measurement of biomarkers in tears may help to diagnose Parkinson’s disease.

Major finding: The amount of oligomeric alpha synuclein was almost five times higher in patients than in controls.

Study details: A prospective collection of reflex tears from 165 patients with and without Parkinson’s disease.

Disclosures: Dr. Lew reported receiving research support from the Parkinson’s Study Group, the Michael J. Fox Foundation, Biotie Therapies, NeuroDerm, Enterin, Pharm2B Fellowship Grants, Allergan, and Medtronic.


Lew M et al. AAN 2019, Abstract S10.001.