# The Role of Congenital Mucosal Immune System in the Airways of Patients With Chronic Obstructive Pulmonary Disease

> **NCT04061122** · — · UNKNOWN · sponsor: **Medical University of Lodz** · enrollment: 40 (estimated)

## Conditions studied

- COPD Exacerbation
- Smoking, Tobacco

## Interventions

- **DIAGNOSTIC_TEST:** airway epithelial smear test

## Key facts

- **NCT ID:** NCT04061122
- **Lead sponsor:** Medical University of Lodz
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2018-07-04
- **Primary completion:** 2020-01-30
- **Final completion:** 2020-06-30
- **Target enrollment:** 40 (ESTIMATED)
- **Last updated:** 2019-08-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04061122

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04061122, "The Role of Congenital Mucosal Immune System in the Airways of Patients With Chronic Obstructive Pulmonary Disease". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04061122. Licensed CC0.

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