Results 31 to 40 of about 863,195 (193)

Surgical treatment of a giant right atrial myxoma

open access: yesSurgical Case Reports, 2020
Background Right atrial myxoma is a rare anomaly. When present, it can rarely cause blood flow obstruction in the right cardiac chamber depending on its size and location.
Ryosuke Numaguchi   +3 more
doaj   +1 more source

Nephronectin regulates atrioventricular canal differentiation via Bmp4-Has2 signaling in zebrafish [PDF]

open access: yes, 2011
The extracellular matrix is crucial for organogenesis. It is a complex and dynamic component that regulates cell behavior by modulating the activity, bioavailability and presentation of growth factors to cell surface receptors.
Novoyatleva, Tatyana   +17 more
core   +1 more source

Source, triggers and clinical implications of hyperlactemia in patients undergoing mitral valve surgery using Custodiol cardioplegia [PDF]

open access: yes, 2013
Postoperative blood hyperlactaemia is an indicator of organ anaerobic metabolism and is associated with morbidity after cardiac surgery. This prospective study aims to explore the source, triggers and clinical implications for hyperlactaemia in patients ...
Zanchettin, Chiara   +7 more
core   +1 more source

Management of Infective Endocarditis Complicated by Ruptured Cerebral Mycotic Aneurysm: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 9, September 2026.
ABSTRACT This case highlights multidisciplinary decision‐making and the timing of staged surgical intervention in infective endocarditis complicated by intracranial hemorrhage. Early cardiac surgery following neurosurgical treatment may be considered in carefully selected patients.
Shogo Oyama   +13 more
wiley   +1 more source

Intraoperative method based on tricuspid annular circumference in patients with mild or no tricuspid regurgitation during left-sided cardiac valve surgery for the prophylactic tricuspid annuloplasty

open access: yesJournal of Thoracic Disease, 2018
During left-sided cardiac valve surgery in patients with mild or no tricuspid regurgitation (TR), the tricuspid valve exploration plays a vital role in the decision-making of concomitant tricuspid annuloplasty. Currently lack of an appropriate standard to define tricuspid annular dilatation is a challenge.
Mohammad Sharif, Popal   +5 more
openaire   +2 more sources

Thrombus‐Induced Prosthetic Valve Dysfunction Demonstrating Hypo‐Attenuated Leaflet Thickening: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 9, September 2026.
ABSTRACT Hypo‐attenuated leaflet thickening (HALT) is an important and potentially underrecognized cause of late bioprosthetic valve dysfunction after surgical AVR. Multimodal imaging, including echocardiography and electrocardiogram‐gated computed tomography, is essential for diagnosis, and timely surgical or medical intervention can effectively ...
Takanori Kono   +4 more
wiley   +1 more source

Doing a double take: when transthoracic echocardiography fails for mitral valve annuloplasty ring endocarditis with Streptococcus pyogenes: a case report

open access: yesJournal of Medical Case Reports
Background This case highlights several complications of a late and rare presentation of culture-negative Streptococcus pyogenes endocarditis of a previously repaired mitral valve with an annuloplasty ring including recurrent cardioembolic strokes, which
Jonathan K. Schilling   +4 more
doaj   +1 more source

Infective Endocarditis Diagnosed by Emergency Physicians Using Cardiac POCUS: A Case Series

open access: yesAustralasian Journal of Ultrasound in Medicine, Volume 29, Issue 3, August 2026.
ABSTRACT Introduction Emergency physicians (EPs) are acquiring ever‐increasing expertise in cardiac point‐of‐care ultrasound (POCUS). We compiled this case series to demonstrate current practice by EPs diagnosing infective endocarditis (IE) using POCUS.
Jonathan Henry   +8 more
wiley   +1 more source

Nephronectin regulates cardiac valve development via BMP4-HAS2 signaling in zebrafish [PDF]

open access: yes, 2011
It has been estimated that about 1% of live births carry severe congenital heart defects and 20-30% among them have valve malformations. Despite its medical importance the underlying cause of many valvular diseases remains undiscovered.
Patra, Chinmoy (Dr.)
core  

Moving Domain Computational Fluid Dynamics to Interface with an Embryonic Model of Cardiac Morphogenesis [PDF]

open access: yes, 2013
Peristaltic contraction of the embryonic heart tube produces time- and spatial-varying wall shear stress (WSS) and pressure gradients (∇P) across the atrioventricular (AV) canal.
Marsden, Alison L.   +60 more
core   +2 more sources

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