Results 41 to 50 of about 700,247 (353)

Pediatric Pulmonary Hypertension

open access: yesJournal of the American College of Cardiology, 2013
Pulmonary hypertension (PH) is a rare disease in newborns, infants, and children that is associated with significant morbidity and mortality. In the majority of pediatric patients, PH is idiopathic or associated with congenital heart disease and rarely is associated with other conditions such as connective tissue or thromboembolic disease.
Ivy, D Dunbar   +11 more
openaire   +6 more sources

Under pressure: pulmonary hypertension associated with left heart disease. [PDF]

open access: yes, 2015
© ERS 2015.Pulmonary hypertension (PH) associated with left heart disease (PH-LHD) is the most common type of PH, but its natural history is not well understood.
Farber, HW, Gibbs, S
core   +2 more sources

Pulmonary Hypertension Caused by Pulmonary Venous Hypertension [PDF]

open access: yesPulmonary Circulation, 2014
The effect of pulmonary venous hypertension (PVH) on the pulmonary circulation is extraordinarily variable, ranging from no impact on pulmonary vascular resistance (PVR) to a marked increase. The reasons for this are unknown. Both acutely reversible pulmonary vasoconstriction and pathological remodeling (especially medial hypertrophy and intimal ...
openaire   +4 more sources

Early treatment with ambrisentan of mildly elevated mean pulmonary arterial pressure associated with systemic sclerosis: a randomized, controlled, double-blind, parallel group study (EDITA study)

open access: yesArthritis Research & Therapy, 2019
Objective The objective of this randomized, placebo-controlled, double-blind, parallel group, trial was to assess the effect of ambrisentan on mean pulmonary arterial pressure (mPAP) in patients with systemic sclerosis (SSc) and mildly elevated pulmonary
Zixuan Pan   +15 more
doaj   +1 more source

Pulmonary hypertension in chronic lung diseases: comparison to other pulmonary hypertension groups

open access: yesPulmonary Circulation, 2018
Group 3 pulmonary hypertension (PH) is a common complication of advanced chronic lung disease. Our hypothesis was that group 3 PH is associated with a more severe baseline presentation and a more severe prognosis compared to group 1 pulmonary arterial ...
Nader Chebib   +7 more
doaj   +1 more source

Short-term hemodynamic effects of apelin in patients with pulmonary arterial hypertension [PDF]

open access: yes, 2018
Apelin agonism causes systemic vasodilatation and increased cardiac contractility in humans, and improves pulmonary arterial hypertension (PAH) in animal models.
Alastalo   +23 more
core   +4 more sources

Right Heart Size and Right Ventricular Reserve in Pulmonary Hypertension: Impact on Management and Prognosis

open access: yesDiagnostics, 2020
Various parameters reflecting right heart size, right ventricular function and capacitance have been shown to be prognostically important in patients with pulmonary hypertension (PH).
Ekkehard Grünig   +3 more
doaj   +1 more source

Three-dimensional echocardiography and 2D-3D speckle tracking imaging in chronic pulmonary hypertension. diagnostic accuracy in detecting hemodynamic signs of RV failure [PDF]

open access: yes, 2015
Background and objective. Our aim was to compare three-dimensional (3D) and 2D and 3D speckle tracking (2D-STE, 3D-STE) echocardiographic parameters with conventional right ventricular (RV) indexes in patients with chronic pulmonary hypertension (PH ...
Alessia, Azzano   +11 more
core   +1 more source

HSP70 governs permeability and mechanotransduction in primary human endothelial cells

open access: yesFEBS Open Bio, EarlyView.
HSP70 chemical inhibition reduces endothelial cell proliferation and increases permeability, the latter supported by normal interendothelial junctional protein distribution. HSP70 also plays a role in shear stress response, a hemodynamic force naturally present in blood vessels and correlated with vessel protection.
Andrea Pinto‐Martinez   +5 more
wiley   +1 more source

Exercise ventilatory reserve predicts survival in adult congenital heart disease associated pulmonary arterial hypertension with Eisenmenger physiology

open access: yesInternational Journal of Cardiology Congenital Heart Disease, 2022
Impaired ventilatory responses during exercise significantly contribute to breathlessness in patients with pulmonary arterial hypertension (PAH). Breathing reserve (BR) at peak exercise during cardiopulmonary exercise testing (CPET), a measure of the ...
Chinthaka B. Samaranayake   +8 more
doaj   +1 more source

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