# A Study to Determine the Location of the Blind Spot and the Macula-disc Centre Distance on a Fundus Photograph

> **NCT01843582** · — · COMPLETED · sponsor: **Turku University Hospital** · enrollment: 17 (actual)

## Conditions studied

- Generalized Visual Field Contraction or Constriction

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01843582
- **Lead sponsor:** Turku University Hospital
- **Sponsor class:** OTHER_GOV
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2013-05
- **Primary completion:** 2014-08
- **Final completion:** 2014-11
- **Target enrollment:** 17 (ACTUAL)
- **Last updated:** 2015-02-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01843582

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01843582, "A Study to Determine the Location of the Blind Spot and the Macula-disc Centre Distance on a Fundus Photograph". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01843582. Licensed CC0.

---

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