# The Natural History of Geographic Atrophy Progression (GAP) Study

> **NCT00599846** · — · TERMINATED · sponsor: **Alcon Research** · enrollment: 1000 (estimated)

## Conditions studied

- Age-Related Macular Degeneration
- Geographic Atrophy

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00599846
- **Lead sponsor:** Alcon Research
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2007-12
- **Primary completion:** 2009-12
- **Final completion:** —
- **Target enrollment:** 1000 (ESTIMATED)
- **Last updated:** 2010-03-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00599846

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00599846, "The Natural History of Geographic Atrophy Progression (GAP) Study". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT00599846. Licensed CC0.

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