# Chromoendoscopy to Detect Early Synchronous Second Primary Esophageal Carcinoma

> **NCT01783158** · — · COMPLETED · sponsor: **University Hospital Ostrava** · enrollment: 132 (actual)

## Conditions studied

- Squamous Cell Carcinomas of the Head and Neck

## Interventions

- **PROCEDURE:** Esophagoscopy and chromoendoscopy

## Key facts

- **NCT ID:** NCT01783158
- **Lead sponsor:** University Hospital Ostrava
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2004-01
- **Primary completion:** 2012-11
- **Final completion:** 2012-12
- **Target enrollment:** 132 (ACTUAL)
- **Last updated:** 2013-02-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01783158

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01783158, "Chromoendoscopy to Detect Early Synchronous Second Primary Esophageal Carcinoma". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01783158. Licensed CC0.

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