Clinical trials: Pulmonary Vascular Resistance Abnormality
Iron-deficiency, Ventricular Function
Iron Status and Cardiopulmonary Physiology
This study involved human volunteers undertaking a high-altitude expedition. It assessed changes in physiological parameters of relevance to high-altitude cardiopulmonary physiology.
- Conditions
- Iron-deficiency, Ventricular Function, Pulmonary Vascular Resistance Abnormality, Altitude Hypoxia
- Trial name
- NCT03707249
- Testing
- Ferric Carboxymaltose Injectable Product, Normal Saline 0.9% Infusion Solution Bag
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Royal Centre for Defence Medicine
Pulmonary Vascular Resistance Abnormality
PV Loop and Pulmonary Hypertension
The right ventricular (RV) systolic function is a key determinant of outcome in patients with pulmonary hypertension and elevated pulmonary vascular resistance.
- Trial name
- NCT05484596
- Testing
- Measuring VA Coupling
- Where
- 2 sites in United States
- Volunteers
- 65 people
- Sponsor
- Hythem Nawaytou
Pulmonary Hypertension, Mirabegron
Beta3 Agonist Treatment in Chronic Pulmonary Hypertension Secondary to Heart Failure
The purpose of this study is to evaluate the efficacy and safety of mirabegron (a B3 adrenergic receptor agonist) in patients with pulmonary hypertension secondary to heart failure by conducting a randomized multicenter phase II…
- Conditions
- Pulmonary Hypertension, Mirabegron, Heart Failure, Pulmonary Vascular Resistance Abnormality
- Trial name
- SPHERE-HF (NCT02775539)
- Testing
- Mirabegron
- Volunteers
- 80 people
- Sponsor
- Fundación Centro Nacional de Investigaciones Cardiovasculares Carlos III
Heart Failure, Pulmonary Hypertension
Mechanisms of Pulmonary Vascular Dysfunction in Heart Failure
Heart failure (HF) patients often develop pulmonary hypertension (PH) that leads to transition into a biventricular HF with poor prognosis.
- Conditions
- Heart Failure, Pulmonary Hypertension, Pulmonary Vascular Resistance Abnormality
- Trial name
- LUNG-HF (NCT06331208)
- Testing
- non-contrast chest CT, spirometry with diffusing lung capacity for carbon monoxide (DLCO) analysis, Omics analysis of blood plasma obtained from pulmonary artery or peripheral blood
- Where
- Czechia
- Volunteers
- 230 people
- Sponsor
- Institute for Clinical and Experimental Medicine
Single-ventricle, Pulmonary Vascular Resistance Abnormality
ET1 Concentration, Metabolic Pathway Activation, and Pulmonary Blood Flow in Infants Undergoing Superior Cavo-Pulmonary Anastomosis
This is a novel preliminary study of biomarkers of pathologic pre-operative pulmonary vascular development, elevated pre-operative Pulmonary Vascular Resistance Index (PVRi), and complications associated with decreased…
- Conditions
- Single-ventricle, Pulmonary Vascular Resistance Abnormality, Superior Cavo-Pulmonary Anastomosis, Endothelin
- Trial name
- NCT03404258
- Testing
- Research Blood Sampling
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of Colorado, Denver
Hypertension, Pulmonary, Cardiac Failure
Levosimendan Administration in Pulmonary Hypertension
The aim of the study is to examine the pharmacokinetics and pharmacodynamic properties of Levosimendan in cardiac surgery patients with pulmonary hypertension and impaired right ventricular function.
- Conditions
- Hypertension, Pulmonary, Cardiac Failure, Pulmonary Vascular Resistance Abnormality
- Trial name
- Levosim-PH (NCT04599816)
- Testing
- levosimendan at a dose of 3 mcg/kg, levosimendan at a dose of 6 mcg/kg, levosimendan at a dose of 12 mcg/kg
- Where
- Greece
- Volunteers
- 45 people
- Sponsor
- Aretaieion University Hospital
Hypertension, Pulmonary, Cardiac Failure
Treatment of Pulmonary Hypertension in High-risk Cardiac Surgery Patients Using Inhalational and Intravenous Agents
The aim of this study is to examine and compare the effect of Levosimendan and Milrinone administered intravenously and via inhalation respectively in cardiac surgery patients with pulmonary hypertension and right ventricular…
- Conditions
- Hypertension, Pulmonary, Cardiac Failure, Pulmonary Vascular Resistance Abnormality
- Trial name
- levos-milr (NCT04718350)
- Testing
- levosimendan at a dose of 6 mcg/kg, milrinone at a dose of 50 mcg/kg
- Where
- Greece
- Volunteers
- 40 people
- Sponsor
- Aretaieion University Hospital