# Optic Nerve Sheath Diameter Difference Between Different Injection Volume

> **NCT04412109** · NA · COMPLETED · sponsor: **Keimyung University Dongsan Medical Center** · enrollment: 50 (actual)

## Conditions studied

- Optic Nerve Sheath Diameter

## Interventions

- **PROCEDURE:** thoracic epidural catheterization

## Key facts

- **NCT ID:** NCT04412109
- **Lead sponsor:** Keimyung University Dongsan Medical Center
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-05-25
- **Primary completion:** 2020-11-16
- **Final completion:** 2020-11-16
- **Target enrollment:** 50 (ACTUAL)
- **Last updated:** 2020-11-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04412109

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04412109, "Optic Nerve Sheath Diameter Difference Between Different Injection Volume". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04412109. Licensed CC0.

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