RecruitingNCT04391335

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

Sponsor

The Hospital for Sick Children

Enrollment

15 participants

Start Date

Oct 20, 2020

Study Type

OBSERVATIONAL

Conditions

Bronchiolitis Obliterans Syndrome

Summary

In this study, we will study 129Xe-MRI and LCI as tools for diagnosis of BOS in pediatric patients who have received Hematopoietic Stem Cell Transplantation (HSCT) and have been identified as eligible for this study. Participants will be required to have vital signs collected, complete breathing tests and complete an MRI. The MRI will require participants to perform breath holds in the MRI scanner with xenon gas while being coached by a research assistant.

Eligibility

Min Age: 6 YearsMax Age: 18 Years

Inclusion Criteria6

Male and female participants aged 6 -17.9 years old.
Received HSCT treatment at least 6 months prior to enrollment in study.
Participants should have an FEV1%pred value greater than 40%.
Participant understands the study procedures and is willing to participate in the study as indicated by signature on the informed consent or assent.
Participant must be able to perform a breath hold for 16s.
Participant meets MRI screening criteria

Exclusion Criteria4

Participant has had a cold or respiratory infection in the last four weeks.
Participant requires supplemental oxygen or has a daytime room air oxygen saturation ≤ 95%.
Participant is unable to perform spirometry or plethysmography maneuvers.
Participant is pregnant or lactating.

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