Status:

RECRUITING

Pulmonary Hypertension SOLAR

Lead Sponsor:

Bastiaan Driehuys

Conditions:

Interstitial Lung Disease

COPD

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

The main goal of this study is to develop a noninvasive signature for pulmonary vascular remodeling in Group 3 PH patients, using hyperpolarized 129Xe magnetic resonance imaging (129Xe MRI). Such a si...

Detailed Description

The objective of this study is to identify a 129Xe MRI signature associated with PAH-like pulmonary vascular remodeling, consisting of plexiform arteriopathy, smooth muscle cell proliferation, and vas...

Eligibility Criteria

Inclusion

  • Age ≥ 18 years' old
  • Be on the lung transplant waiting list at Duke University Medical Center.
  • PH as defined by RHC - mPAP \> 20 mmHg, PVR \> 3 WU, PCWP \< 15 mmHg
  • Groups defined as:
  • PAH: Clinical diagnosis of PAH (Group 1 PH) in the absence of severe chronic lung disease, left heart disease, chronic thromboembolism, sarcoidosis, sickle cell disease, or other causes of non-Group 1 PH.
  • COPD-noPH: Clinical diagnosis of COPD in the absence of precapillary PH.
  • COPD-PH: Clinical diagnosis of COPD with precapillary PH.
  • IPF-noPH: Clinical diagnosis of IPF in the absence of precapillary PH.
  • IPF-PH: Clinical diagnosis of IPF with precapillary PH.
  • Willing and able to give informed consent and adhere to visit/protocol schedules (consent must be given before any study procedures are performed).

Exclusion

  • Moderate to severe heart disease (LVEF \< 45% or severe LV Hypertrophy).
  • Sarcoidosis.
  • Active cancer.
  • Sickle cell anemia.
  • Liver disease (Childs-Pugh class C).
  • Prisoners and pregnant women will not be approached for the study.
  • Inability to obtain consent.
  • Conditions that will prohibit MRI scanning (metal in eye, claustrophobia, inability to lie supine).
  • Medical or psychological conditions which, in the opinion of the investigator, might create undue risk to the subject or interfere with the subject's ability to comply with the protocol requirements

Key Trial Info

Start Date :

November 8 2023

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 30 2025

Estimated Enrollment :

30 Patients enrolled

Trial Details

Trial ID

NCT04778046

Start Date

November 8 2023

End Date

December 30 2025

Last Update

October 21 2025

Active Locations (1)

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1

Duke University Medical Center

Durham, North Carolina, United States, 27710