# Topography Guided LASIK by Different Protocols for Treatment of Astigmatism

> **NCT03597906** · NA · COMPLETED · sponsor: **Cairo University** · enrollment: 30 (actual)

## Conditions studied

- Refractive Surgery

## Interventions

- **PROCEDURE:** topography guided ablation
- **PROCEDURE:** manifest refraction
- **PROCEDURE:** full topography modified refraction
- **PROCEDURE:** partial topography modified refraction

## Key facts

- **NCT ID:** NCT03597906
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-08-15
- **Primary completion:** 2019-11-15
- **Final completion:** 2020-01-20
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2020-01-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03597906

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03597906, "Topography Guided LASIK by Different Protocols for Treatment of Astigmatism". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT03597906. Licensed CC0.

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