Results 61 to 70 of about 361,152 (309)

Persistent Vascular Collagen Accumulation Alters Hemodynamic Recovery from Chronic Hypoxia [PDF]

open access: yes, 2012
Pulmonary arterial hypertension (PAH) is caused by narrowing and stiffening of the pulmonary arteries that increase pulmonary vascular impedance (PVZ). In particular, small arteries narrow and large arteries stiffen. Large pulmonary artery (PA) stiffness
Chesler, Naomi C.   +5 more
core   +2 more sources

Differentiation between mild and severe myocarditis using multiparametric cardiac magnetic resonance

open access: yesRadiology Case Reports, 2023
The pathophysiology of myocarditis is associated with mild inflammation and may progress silently, or in severe cases such as fulminant myocarditis, may lead to sudden hemodynamic compromise.
Hideo Arai, RT   +4 more
doaj   +1 more source

Frailty Exacerbates Disability in Progressive Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background To evaluate frailty in severe progressive multiple sclerosis (PMS) and to investigate the underlying mechanisms. Methods This prospective, cross‐sectional, multicenter study enrolled a late severe PMS group requiring skilled nursing (n = 53) and an age, sex, and disease duration‐matched control PMS group (n = 53).
Taylor R. Wicks   +10 more
wiley   +1 more source

Clinical Utility of Echocardiography in Former Preterm Infants with Bronchopulmonary Dysplasia. [PDF]

open access: yes, 2020
BackgroundThe clinical utility of echocardiography for the diagnosis of pulmonary vascular disease (PVD) in former preterm infants with bronchopulmonary dysplasia (BPD) is not established.
Fineman, Jeffrey R   +6 more
core   +1 more source

Altered microRNA and target gene expression related to Tetralogy of Fallot [PDF]

open access: yes, 2019
MicroRNAs (miRNAs) play an important role in guiding development and maintaining function of the human heart. Dysregulation of miRNAs has been linked to various congenital heart diseases including Tetralogy of Fallot (TOF), which represents the most ...
Appelt, Sandra   +4 more
core   +2 more sources

Right ventricular Hemodynamic Alteration after Pulmonary Valve Replacement in Children with Congenital Heart Disease [PDF]

open access: yesJournal of Cardio-Thoracic Medicine, 2015
Introduction:  In patients who underwent surgery to repair Tetralogy of Fallot, right ventricular dilation from pulmonary regurgitation may be result in right ventricular failure, arrhythmias and cardiac arrest.
Hamid Bigdelian   +2 more
doaj  

TISSUE DOPPLEROGRAPHY AND THE ASSESSMENT OF RIGHT HEART STRUCTURE AND FUNCTION IN PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE

open access: yesРоссийский кардиологический журнал, 2014
Aim. To assess the status of right heart structure and function in patients with mild chronic obstructive pulmonary disease (COPD).Material and methods. The study included 56 COPD patients and 26 healthy volunteers.
B. Ya. Bart   +3 more
doaj   +1 more source

Fluid and Neuroimaging Biomarkers in Microgliopathy Colony‐Stimulating Factor‐1 Receptor‐Related Disorders

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective This study aims to identify both fluid and neuroimaging biomarkers for CSF1R‐RD that can inform the optimal timing of treatment administration to maximize therapeutic benefit, while also providing sensitive quantitative measurements to monitor disease progression.
Tomasz Chmiela   +13 more
wiley   +1 more source

Sildenafil improves right ventricular function in a cardiac transplant recipient [PDF]

open access: yes, 2005
We report the case of a male patient who underwent orthotopic cardiac transplantation. A marginal donor was used, because the recipient's clinical condition was critical.
Aguiar, Luciano de Figueiredo   +8 more
core   +5 more sources

Glymphatic Dysfunction Reflects Post‐Concussion Symptoms: Changes Within 1 Month and After 3 Months

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Mild traumatic brain injury (mTBI) may alter glymphatic function; however, its progression and variability remain obscure. This study examined glymphatic function following mTBI within 1 month and after 3 months post‐injury to determine whether variations in glymphatic function are associated with post‐traumatic symptom severity ...
Eunkyung Kim   +3 more
wiley   +1 more source

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