Results 11 to 20 of about 42,309 (293)

Comparison of Cardioprotective Potential of Cannabidiol and β-Adrenergic Stimulation Against Hypoxia/Reoxygenation Injury in Rat Atria and Ventricular Papillary Muscles [PDF]

open access: yesPharmaceuticals
Background: Hypoxia is one of the most significant pathogenic factors in cardiovascular diseases. Preclinical studies suggest that nonpsychoactive cannabidiol (CBD) and β-adrenoceptor stimulation might possess cardioprotective potential against ischemia ...
Anna Pędzińska-Betiuk   +5 more
doaj   +2 more sources

Resection of hypertrophic papillary muscles and mitral valve replacement in a patient with midventricular hypertrophic obstructive cardiomyopathy – a new approach [PDF]

open access: yesJournal of Cardiothoracic Surgery
Midventricular hypertrophic obstructive cardiomyopathy (HOCM) is characterized by hypertrophy of the interventricular septum (IVS) and - in rare cases - of the papillary muscles (PM), which subsequently can cause dynamic left ventricular outflow tract ...
Julian J. Berg   +4 more
doaj   +2 more sources

Study of Anatomical Variations of Mitral Papillary Muscles and their Significance: A Cadaveric Study from Southern India [PDF]

open access: yesInternational Journal of Anatomy Radiology and Surgery, 2021
Introduction: Papillary Muscles (PaM) are the muscular components of the mitral apparatus and include a small portion of the wall of the Left Ventricle (LV).
S valli , G Gohila
doaj   +1 more source

Impairment of Excitation-Contraction Coupling in Right Ventricular Hypertrophied Muscle with Fibrosis Induced by Pulmonary Artery Banding. [PDF]

open access: yesPLoS ONE, 2017
Interstitial myocardial fibrosis is one of the factors responsible for dysfunction of the heart. However, how interstitial fibrosis affects cardiac function and excitation-contraction coupling (E-C coupling) has not yet been clarified.
Yoichiro Kusakari   +9 more
doaj   +1 more source

Quantitative Analyses of the Left Ventricle Volume and Cardiac Function in Normal and Infarcted Yucatan Minipigs

open access: yesJournal of Imaging, 2021
(1) Background: The accuracy of the left ventricular volume (LVV) and contractility measurements with cardiac magnetic resonance imaging (CMRI) is decreased if the papillary muscles are abnormally enlarged, such as in hypertrophic cardiomyopathy in human
Anna V. Naumova   +6 more
doaj   +1 more source

Causal inference between aggressive extrathyroidal extension and survival in papillary thyroid cancer: a propensity score matching and weighting analysis

open access: yesFrontiers in Endocrinology, 2023
BackgroundExtrathyroidal extension is a major risk factor for poor prognosis in papillary thyroid cancer. However, the effect of different degrees of extrathyroidal extension on prognosis remains controversial.
Ming Xu   +7 more
doaj   +1 more source

Cardiac papillary muscle hemangioma [PDF]

open access: yesThe Journal of Thoracic and Cardiovascular Surgery, 2007
References 1. Eichinger WB, Wagner IM, Bleiziffer S, von Canal F, Gunzinger R, Ruzicka DJ, et al. Occasional single beat regurgitation observed with the Medtronic Advantage bileaflet heart valve. Ann Thorac Surg. 2006; 82:537-41. 2. Lindblum D, Rodriguez L, Bjork VO.
Newcomb, Andrew E.   +4 more
openaire   +2 more sources

Morphological changes of the tricuspid valve complex in functional tricuspid regurgitation on contrast-enhanced computed tomography

open access: yesJournal of Cardiothoracic Surgery, 2022
Background Whether it is possible to perform morphological evaluation of functional tricuspid regurgitation (FTR) on contrast-enhanced computed tomography (CT) was examined by evaluating the relationships between the parameters measured on contrast ...
Hiroki Uchiyama   +3 more
doaj   +1 more source

Anatomical investigation of the papillary muscles of the septomarginal trabecula in fetal ontogenesis

open access: yesМедицинский вестник Юга России, 2017
The aim was to study papillary muscles of the right ventricular septomarginal trabecula. Materials and methods: 98 formalinfixed normal hearts from human fetuses aged 17 to 28 weeks were studied by means stereomicroscope. Results.
A. A. Yakimov
doaj   +1 more source

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