Results 51 to 60 of about 234,524 (211)

Coronary artery fistulas as a rare cause of heart failure and ventricular arrhythmia, associated with multiple large vessel fistulas

open access: yesRadiology Case Reports, 2023
Coronary artery fistulas are abnormal connections between the coronary arteries with a heart chamber or any of the major blood vessels. Fistulous connections between systemic arteries and pulmonary vessels are even less frequent.
Bryam López, MD   +1 more
doaj   +1 more source

Diagnostic Accuracy and Feasibility of Quantitative Flow Ratio at Low Frame Rate Angiography: The Prospective Multicentre Australian AVALON Study

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Background Quantitative Flow Ratio (QFR) is a well‐established, non‐hyperemic, angiographic, wire‐free predictor of ischemia when compared to Fractional Flow Reserve (FFR). However, its diagnostic accuracy at low frame rates (< 10 frames/second), commonly used in contemporary practice to minimize radiation exposure, has not been evaluated ...
Joseph M. O'Brien   +13 more
wiley   +1 more source

The combination of breast necrosis and chylothorax following the OPCAB [PDF]

open access: yesJournal of Cardiovascular and Thoracic Research, 2016
Due to long term patency, the internal mammary artery is considered as a conduit of choice for revascularization of the left anterior descending coronary artery.
Feridoun Sabzi, Alireza Yaghoubi
doaj   +1 more source

Mechanisms and Management of Acquired Aseptic Intracardiac Communications After Transcatheter Aortic Valve Implantation: Single‐Center Case Series Insights

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Background Acquired aseptic intracardiac communications (AICCs) are rare but clinically relevant structural complications following transcatheter aortic valve implantation (TAVI), typically resulting from mechanical injury to the aortic annulus, interventricular septum, or adjacent structures.
Geza Fontos   +6 more
wiley   +1 more source

Preoperative visualization of mammary artery for breast reduction surgery based on computed tomography angiography

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine
Background Macromastia, characterized by an increase in breast size, poses challenges such as elevated body burden and chest oppression, potentially leading to cardiac and pulmonary overload.
Xiaoshi Li   +6 more
doaj   +1 more source

Sclerosis of the mammary arteries in perimenopausal women as an early marker of atherosclerosis

open access: yesРепродуктивная эндокринология, 2019
Purpose of the study. To assess the sclerosis of mammary arteries (SMA) frequency depending on the age and duration of menopause by conducting mammography in the studied women of perimenopausal age. Materials and methods.
А. В. Гурандо   +2 more
doaj   +1 more source

The Endothelial CXCR Family in Vascular Health and Disease

open access: yesiNew Medicine, EarlyView.
ABSTRACT Endothelial cells (ECs) form the dynamic interface between blood and tissue, serving as key regulators of vascular homeostasis, inflammation, and repair. Among the molecular systems governing endothelial behavior, the C‐X‐C motif chemokine receptor (CXCR) family—originally characterized in immunology for its roles in leukocyte trafficking and ...
Zhiming Wu   +4 more
wiley   +1 more source

The Acute Responses of Different-sized Coronary Arteries to Testosterone [PDF]

open access: yes, 2012
Coronary arteries supply blood to the myocardium. The blood flow within the coronary arteries is altered by various compounds produced within the body. Sex hormones such as testosterone are known to cause the relaxation of large coronary arteries.
Madanu, Sampath
core  

[Embolization of mammary artery branches after mammary artery bypass surgery].

open access: yesVestnik rentgenologii i radiologii, 2015
Even after performed mammary artery bypass surgery, some patients continued to have clinical manifestations of angina pectoris. This may be associated with the development of coronary stealing syndrome due to the fact that the native intrathoracic artery has large lateral branches.
A. M. Gerasimov   +3 more
openaire   +2 more sources

Contrast-enhanced US-guided percutaneous biopsy of anterior mediastinal lesions

open access: yesDiagnostic and Interventional Radiology, 2017
PURPOSE:We aimed to explore the value of contrast-enhanced ultrasonography (CEUS) in guidance of percutaneous biopsy of anterior mediastinal lesions.METHODS:Ninety patients with solitary anterior mediastinal lesions (55 males, 35 females; mean age, 46±4 ...
Dong Yi   +4 more
doaj   +1 more source

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