Results 21 to 30 of about 11,269 (227)

Experimental study on coronary perfusion with selective brain cooling for direct aortic surgery [PDF]

open access: yes, 1959
1. Retrograde coronary perfusion in combination with selective brain cooling by irrigation was investigated in dogs, in comparison with direct coronary artery perfusion. 2.
Hayashi, Naomi
core   +1 more source

Selective angiography through radiofrequency catheter during ablation of premature ventricular contractions originating from aortic cusp: A single-centre experience

open access: yesIndian Pacing and Electrophysiology Journal, 2022
Introduction: Intraprocedural coronary angiography is recommeded in patients undergoing ablation in aortic cusps to assess the relation of catheter tip and coronary ostia.
Umut Celikyurt   +5 more
doaj   +1 more source

Responses to stimulation of coronary and carotid baroreceptors and the coronary chemoreflex at different ventricular distending pressures in anaesthetised dogs [PDF]

open access: yes, 2001
Stimulation of left ventricular mechanoreceptors was believed not only to exert important effects on the circulation, but also to influence the responses to baroreceptor reflexes.
Drinkhill, M.J.   +2 more
core   +1 more source

Syphilitic aortitis causing critical obstruction of coronary ostia [PDF]

open access: yesEuropean Heart Journal, 2008
A 32-year-old man presented to the hospital soon after the onset of chest pain. Physical examination revealed blood pressure 95/60 mmHg, heart rate 94 b.p.m., and rales on both pulmonary bases. Electrocardiogram showed ST-segment depression, especially in V1–V5, up to 5 mm in V3. After medication, the …
Caio B, Vianna   +2 more
openaire   +2 more sources

In vivo dose measurement using TLDs and MOSFET dosimeters for cardiac radiosurgery. [PDF]

open access: yes, 2012
In vivo measurements were made of the dose delivered to animal models in an effort to develop a method for treating cardiac arrhythmia using radiation. This treatment would replace RF energy (currently used to create cardiac scar) with ionizing radiation.
Blanck, Oliver   +6 more
core   +2 more sources

Anomalous Origin of the Left Coronary System From the Right Coronary Cusp: A Case Report. [PDF]

open access: yesClin Case Rep
ABSTRACT The early recognition of this rare coronary anomaly using multiple imaging modalities such as CCTA provided invaluable information to better stratify the risk, clarify prognosis, and deliver the most appropriate intervention.
Castillo-Rodriguez C   +6 more
europepmc   +2 more sources

Complexity assessment and technical aspect of coronary angiogram and percutaneous coronary intervention following transcatheter aortic valve implantation

open access: yesCardiology Journal, 2022
BACKGROUND: Performing selective coronary angiogram (CA) and percutaneous coronary intervention (PCI) post transcatheter aortic valve implantation (TAVI) may be challenging with various success rates of coronary ostia engagement.
Nils Perrin   +10 more
doaj   +1 more source

Principal component analysis of atrial fibrillation: Inclusion of posterior ECG leads does not improve correlation with left atrial activity [PDF]

open access: yes, 2015
Background Lead V? is routinely analysed due to its large amplitude AF waveform. V? correlates strongly with right atrial activity but only moderately with left atrial activity. Posterior lead V? correlates strongest with left atrial activity.
Bourke, John P.   +6 more
core   +1 more source

A case report of aortic root repair using a pericardial autograft for type A aortic dissection

open access: yesJournal of Cardiothoracic Surgery, 2020
Background Acute type A aortic dissection with a dissection flap extending into the sinus segment often involves the commissures and the coronary ostia.
Yi Chang   +3 more
doaj   +1 more source

Coronary bilateral ostial enlargement using the saphenous vein in a patient with syphilitic aortitis

open access: yesArquivos Brasileiros de Cardiologia, 2000
A patient with tertiary syphilis presenting with bilateral coronary ostial lesions and aortic regurgitation underwent surgical reconstruction of the coronary ostia by the anterior approach with autogenous saphenous vein grafting and substitution of the ...
Ulisses A. Croti   +5 more
doaj   +1 more source

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