Results 41 to 50 of about 11,269 (227)

Surgical removal of an exceedingly rare papillary fibroelastoma of the aortic wall causing unstable angina

open access: yesClinical Case Reports, 2021
Difficult diagnosis is due to rarity of the case. TT or TE echocardiography is sufficient to make a correct diagnosis. The risk of embolism or coronary ostia occlusion should guide the decision for surgery.
Paolo Masiello   +9 more
doaj   +1 more source

Coronary Artery Centerline Extraction in Cardiac CT Angiography Using a CNN-Based Orientation Classifier

open access: yes, 2018
Coronary artery centerline extraction in cardiac CT angiography (CCTA) images is a prerequisite for evaluation of stenoses and atherosclerotic plaque. We propose an algorithm that extracts coronary artery centerlines in CCTA using a convolutional neural ...
Išgum, Ivana   +4 more
core   +1 more source

Aortic insufficiency in a patient with a quadricuspid aortic valve and abnormal left coronary ostium

open access: yesJournal of the Practice of Cardiovascular Sciences, 2016
A 64-year-old female had symptomatic severe aortic insufficiency and was taken up for aortic valve replacement. The patient was found to have a quadricuspid aortic valve and abnormally located early bifurcated left coronary ostium which were very near to
Anish Gupta   +3 more
doaj   +1 more source

Experimental studies on coronary perfusion with pump-oxygenator [PDF]

open access: yes, 1959
1. Methods of retrograde coronary perfusion and direct coronary artery perfusion in combination with a bubble oxygenator were investigated in dogs. 2.
Hayashi, Naomi
core   +1 more source

Iatrogenic Left Main Coronary Artery Dissection During Non-Left Main Intervention: A Case Series

open access: yesIndian Journal of Clinical Cardiology, 2023
Iatrogenic left main coronary artery (LMCA) dissection is a rare complication of percutaneous coronary intervention (PCI), it is mainly attributed to the catheter-based manipulation during engagement of Ostia or during the intervention.
Ajay Raj   +2 more
doaj   +1 more source

Combination of Double Chimney Technique and Prosthesis Post-Dilation After Valve-in-Valve Implantation

open access: yesJACC: Case Reports, 2020
Valve-in-valve (ViV) transcatheter aortic valve implantation (TAVI) is an effective treatment for aortic bioprosthetic valve degeneration. ViV-TAVI could lead to coronary occlusion.
Alfredo Fede, MD   +4 more
doaj   +1 more source

Bilateral coronary ostial stenosis and aortic regurgitation in a patient with cardiovascular syphilis [PDF]

open access: yes, 2012
Cardiovascular syphilis is associated with the tertiary stage of syphilis infection; it involves the ascending aorta and can cause aortic aneurysm, aortic regurgitation, and coronary ostial stenosis. We report a surgical case of bilateral coronary ostial
Matsuyama, Katsuhiko   +8 more
core   +3 more sources

The multi-modality cardiac imaging approach to the Athlete's heart: an expert consensus of the European Association of Cardiovascular Imaging [PDF]

open access: yes, 2015
The term 'athlete's heart' refers to a clinical picture characterized by a slow heart rate and enlargement of the heart. A multi-modality imaging approach to the athlete's heart aims to differentiate physiological changes due to intensive training in the
Abergel   +91 more
core   +4 more sources

Morphometry of the heart orifices and morphometry and topography of the coronary ostia in the goat

open access: yesFolia Morphologica
BACKGROUND: The coronary vessels have been described in various species of domestic and wild ruminants. However, no studies on the detailed morphology and morphometry of heart orifices and coronary ostia in the Polish goat are available.
Karolina Barszcz   +7 more
doaj   +1 more source

Coronary Ostia Stenosis After Transcatheter Aortic Valve Implantation

open access: yesJACC: Cardiovascular Interventions, 2010
A frail 85-year-old woman with symptomatic severe aortic stenosis was evaluated for transcatheter aortic valve implantation (TAVI). The Society of Thoracic Surgeons (STS) risk score and the logistic EuroSCORE were 7.2% and 13.3%, respectively.
Bagur, Rodrigo   +9 more
openaire   +2 more sources

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