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Phase 4 N=18 Basic Science

Repeatability in Hyperpolarized 3-Helium With MRI

Radiation Exposure

Enrolled (actual)
18
Serious AEs
0.0%
Results posted
Nov 2023
Primary outcome: Primary: Apparent Diffusion Coefficient (ADC) as a Function of Lung Inflation Levels. — 0.167; 0.175; 0.188 ADC (cm2/sec) — p=<0.001

Study Design & Population

Study type
Interventional
Phase
Phase 4
Interventions
Prone hyperpolarized 3 helium gas scan (Drug); Supine hyperpolarized 3 helium gas scan (Drug); Vitals (Diagnostic_test); Pulmonary Function Tests (Diagnostic_test); Initial protocol MRI scan (Diagnostic_test)
Age
Adult, Older Adult · 18+ yrs
Sex
All
Sponsor
Eric A. Hoffman
Primary completion
Jun 2012

Outcome Measures

OutcomeResultp-value
PRIMARY
Apparent Diffusion Coefficient (ADC) as a Function of Lung Inflation Levels.
0.167; 0.175; 0.188 <0.001 sig

Summary

The main purpose of this study is to assess and test the reproducibility and results of hyperpolarized 3-Helium gas as a contrast agent with Magnetic Resonance Imaging (MRI) of the lungs in healthy adult subjects.

Eligibility Criteria

Inclusion Criteria

  • must be between the ages of 18 and 90
  • must have a Body Mass Index (BMI) of < 32 and weigh < 200 lbs.

Exclusion Criteria

  • if female, must not be pregnant or breastfeeding
  • must not have any metal objects in or on their body including body piercings that cannot be easily removed, bullets, metallic fragments or slivers in eyes, skin, etc., pacemaker or defibrillation, aneurysm clips, cochlear implants, coronary stents, or neurostimulation.
  • must not have a history of claustrophobia, panic disorders, anxiety attacks, atrial fibrillation, uncontrolled high blood pressure, frequent ventricular ectopic rhythm, hemodynamic instability, kidney dysfunction or heart disease.
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT03776747). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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