# Novel Pulmonary Function Measures for Diagnosis of Bronchiolitis Obliterans Syndrome Following Hematopoietic Stem-Cell Transplantation in Children

> **NCT04391335** · — · RECRUITING · sponsor: **The Hospital for Sick Children** · enrollment: 15 (estimated)

## Conditions studied

- Bronchiolitis Obliterans Syndrome

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04391335
- **Lead sponsor:** The Hospital for Sick Children
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-10-20
- **Primary completion:** 2026-06-30
- **Final completion:** 2026-06-30
- **Target enrollment:** 15 (ESTIMATED)
- **Last updated:** 2026-02-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04391335

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04391335, "Novel Pulmonary Function Measures for Diagnosis of Bronchiolitis Obliterans Syndrome Following Hematopoietic Stem-Cell Transplantation in Children". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04391335. Licensed CC0.

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