# Pulmonary Assessment in Thoracic Insufficiency Syndrome Patients

> **NCT04977830** · NA · WITHDRAWN · sponsor: **Patrick Cahill, MD**

## Conditions studied

- Thoracic Insufficiency Syndrome

## Interventions

- **DEVICE:** Xenon-129

## Key facts

- **NCT ID:** NCT04977830
- **Lead sponsor:** Patrick Cahill, MD
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2026-01
- **Primary completion:** 2026-08-30
- **Final completion:** 2026-08-30
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Discontinued relationship with vendor. Currently investigating alternatives.
- **Last updated:** 2026-03-05

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04977830

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04977830, "Pulmonary Assessment in Thoracic Insufficiency Syndrome Patients". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04977830. Licensed CC0.

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