# Ultrasonographic Evaluation of Diaphragm and Quadriceps in Chronic Obstructive Pulmonary Disease (COPD) Patients

> **NCT04509128** · — · UNKNOWN · sponsor: **IRCCS San Raffaele Roma** · enrollment: 200 (estimated)

## Conditions studied

- COPD
- COPD Exacerbation

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04509128
- **Lead sponsor:** IRCCS San Raffaele Roma
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2023-12
- **Primary completion:** 2023-12
- **Final completion:** 2024-04
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2023-06-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04509128

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04509128, "Ultrasonographic Evaluation of Diaphragm and Quadriceps in Chronic Obstructive Pulmonary Disease (COPD) Patients". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04509128. Licensed CC0.

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