Results 31 to 40 of about 369,336 (315)

Anomalous origin of the fetal pulmonary artery

open access: yesFrontiers in Pediatrics, 2023
ObjectivesThis study aims to investigate the efficacy of prenatal ultrasonography in diagnosing the anomalous origin of the fetal pulmonary artery (AOFPA).MethodsA total of 26 AOFPA cases were retrospectively analyzed from January 2014 to January 2023 ...
Qiong Huang   +10 more
doaj   +1 more source

Pulmonary vasoconstrictor action of KCNQ potassium channel blockers [PDF]

open access: yes, 2006
KCNQ channels have been widely studied in the nervous system, heart and inner ear, where they have important physiological functions. Recent reports indicate that KCNQ channels may also be expressed in portal vein where they are suggested to influence ...
Joshi, Shreena   +9 more
core   +1 more source

Rare case of disseminated mucormycosis presenting with bilateral pulmonary artery aneurysm

open access: yesMedical Journal of Dr. D.Y. Patil Vidyapeeth, 2021
Pulmonary artery aneurysm is an infrequent entity and is generally congenital in origin or secondary to pulmonary arterial hypertension. Infections causing pulmonary artery aneurysm are limited, in which tuberculosis and bacterial infections being the ...
Vikas Marwah   +4 more
doaj   +1 more source

Dilatation of the Pulmonary Artery in Pulmonary Stenosis [PDF]

open access: yesCirculation, 1956
Dilatation of the pulmonary artery occurs frequently in cases of valvular pulmonary stenosis and is often called "poststenotic." We determined the diameter of the pulmonary artery angiocardiographically and compared this with the data obtained by heart catheterization in cases of pulmonary stenosis and of idiopathic dilatation of the pulmonary artery ...
openaire   +3 more sources

Pilot study of losartan for pulmonary hypertension in chronic obstructive pulmonary disease. [PDF]

open access: yes, 2005
BACKGROUND: Morbidity in COPD results from a combination of factors including hypoxia-induced pulmonary hypertension, in part due to pulmonary vascular remodelling. Animal studies suggest a role of angiotensin II and acute studies in man concur.
Shakur, B Haleema   +17 more
core   +1 more source

Pulmonary Artery Denervation for Pulmonary Artery Hypertension

open access: yesJACC: Cardiovascular Interventions, 2015
While the seminal advance in the treatment of pulmonary artery hypertension (PAH) over the past 2 decades has been pharmacological targeting of dysfunctional endothelium-derived pathways that contribute to the characteristic vascular remodeling of this condition irrespective of etiology [(1)][1],
openaire   +2 more sources

Tadalafil in patients with chronic obstructive pulmonary disease:a randomised, double-blind, parallel-group, placebo-controlled trial [PDF]

open access: yes, 2014
Background: Phosphodiesterase-5 (PDE5) inhibitors improve exercise capacity and quality of life in patients with idiopathic pulmonary arterial hypertension.
Lipworth, Brian J.   +8 more
core   +1 more source

Successful repair of the anomalous left coronary artery from the right pulmonary artery associated with aortic coarctation in the newborn

open access: yes, 2023
Anomalous left coronary artery from the pulmonary artery is a rare congenital pathology of the coronary arteries, which is associated with 90 % mortality during the first year of life, therefore it requires a detailed diagnosis and surgical intervention ...
V.Yu. Vashkeba   +6 more
core   +1 more source

A rare case of pulmonary atresia with ventricular septal defect with right-sided aortic arch

open access: yesRadiology Case Reports, 2023
Pulmonary atresia with ventricular septal defect is a congenital heart malformation in which a lack of continuity between ventricles and the pulmonary artery is accompanied by ventricular septal defect.
Dian Komala Dewi, MD, Muhammad Danil, MD
doaj   +1 more source

Renal artery stenosis-when to screen, what to stent? [PDF]

open access: yes, 2014
Renal artery stensosis (RAS) continues to be a problem for clinicians, with no clear consensus on how to investigate and assess the clinical significance of stenotic lesions and manage the findings.
Thomas M. MacDonald   +11 more
core   +1 more source

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