# Subjective and Objective Outcome of ESS in CRSwNP

> **NCT04868695** · NA · RECRUITING · sponsor: **University of Zurich** · enrollment: 99 (estimated)

## Conditions studied

- CRS

## Interventions

- **PROCEDURE:** 1) Fronto-Sphenoethmoidektomie 2) Draf 2b 3) Draf 3

## Key facts

- **NCT ID:** NCT04868695
- **Lead sponsor:** University of Zurich
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2021-04-01
- **Primary completion:** 2025-03-01
- **Final completion:** 2025-03-01
- **Target enrollment:** 99 (ESTIMATED)
- **Last updated:** 2024-05-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04868695

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04868695, "Subjective and Objective Outcome of ESS in CRSwNP". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04868695. Licensed CC0.

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