Phase 4 N=14 Diagnostic

Exercise Pulmonary Transit Time

Heart Failure, Diastolic

Bottom Line

View on ClinicalTrials.gov: NCT04336995 ↗

Enrolled (actual)

Serious AEs

0.0%

Results posted

Jul 2022

Primary outcome: Primary: Pulmonary Transit Time — 2.5 seconds

Study Design & Population

Study type: Interventional
Phase: Phase 4
Interventions: contrast echocardiography (Diagnostic_test)
Age: Adult, Older Adult · 18+ yrs
Sex: All
Sponsor: Vanderbilt University Medical Center
Primary completion: Aug 2021

Outcome Measures

Outcome	Result	p-value
PRIMARY Pulmonary Transit Time	2.5	—

Summary

The study seeks to measure pulmonary transit time via contrast-echocardiography before and after exercise.

Eligibility Criteria

Inclusion Criteria

Age ≥ 18 years old
Able to give informed consent

Exclusion Criteria

Known allergic reaction to Definity or Optison ultrasound contrast
Pregnancy/Nursing - as assessed/disclosed by the participant

View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT04336995). 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.