# The TearAD Study: Tear Biomarkers for Alzheimer's Disease (AD) Screening and Diagnosis

> **NCT05655793** · — · UNKNOWN · sponsor: **Maastricht University Medical Center** · enrollment: 200 (estimated)

## Conditions studied

- Alzheimer Disease

## Interventions

- **DIAGNOSTIC_TEST:** Tear Fluid collection (Schirmer's strip)
- **DIAGNOSTIC_TEST:** Retinal imaging

## Key facts

- **NCT ID:** NCT05655793
- **Lead sponsor:** Maastricht University Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2022-06-09
- **Primary completion:** 2025-07-01
- **Final completion:** 2025-07-01
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2024-03-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05655793

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05655793, "The TearAD Study: Tear Biomarkers for Alzheimer's Disease (AD) Screening and Diagnosis". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT05655793. Licensed CC0.

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