# Benefit of Enhanced Contact Endoscopy in Pre-histological Diagnosis of Laryngeal and Hypopharyngeal Mucosal Lesions

> **NCT04777474** · NA · UNKNOWN · sponsor: **University Hospital Ostrava** · enrollment: 150 (estimated)

## Conditions studied

- Laryngeal Disease
- Laryngeal Lesions
- Hypopharyngeal Lesions
- Suspected Laryngeal Cancer
- Suspected Hypopharyngeal Cancer
- Proven Laryngeal Cancer
- Proven Hypopharyngeal Cancer

## Interventions

- **DIAGNOSTIC_TEST:** Enhanced contact endoscopy
- **DIAGNOSTIC_TEST:** Narrow band imaging
- **DIAGNOSTIC_TEST:** IMAGE1S imaging

## Key facts

- **NCT ID:** NCT04777474
- **Lead sponsor:** University Hospital Ostrava
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-05-15
- **Primary completion:** 2023-12
- **Final completion:** 2023-12
- **Target enrollment:** 150 (ESTIMATED)
- **Last updated:** 2022-12-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04777474

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04777474, "Benefit of Enhanced Contact Endoscopy in Pre-histological Diagnosis of Laryngeal and Hypopharyngeal Mucosal Lesions". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04777474. Licensed CC0.

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