# Superior Colliculus Activity in Parkinson Disease: a Potential Marker?

> **NCT02488395** · — · COMPLETED · sponsor: **Institut National de la Santé Et de la Recherche Médicale, France** · enrollment: 23 (actual)

## Conditions studied

- Parkinson's Disease

## Interventions

- **OTHER:** fMRI
- **OTHER:** Ophthalmologic evaluation
- **OTHER:** visual psychophysics test

## Key facts

- **NCT ID:** NCT02488395
- **Lead sponsor:** Institut National de la Santé Et de la Recherche Médicale, France
- **Sponsor class:** OTHER_GOV
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2015-10-07
- **Primary completion:** 2018-01
- **Final completion:** 2018-01-19
- **Target enrollment:** 23 (ACTUAL)
- **Last updated:** 2025-11-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02488395

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02488395, "Superior Colliculus Activity in Parkinson Disease: a Potential Marker?". Retrieved via AI Analytics 2026-05-31 from https://api.ai-analytics.org/clinical/NCT02488395. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*