Results 51 to 60 of about 587,577 (300)

Effects of coronary sinus occlusion on myocardial ischaemia in humans: role of coronary collateral function

open access: yes, 2013
OBJECTIVE This study tested the hypotheses that intermittent coronary sinus occlusion (iCSO) reduces myocardial ischaemia, and that the amount of ischaemia reduction is related to coronary collateral function.
Steck, Hélène   +5 more
core   +1 more source

Characteristics Associated With Persistent Long COVID Symptoms in Healthcare Personnel Infected With SARS‐CoV‐2 Between August 2022 and May 2024: A Multicenter Cohort Analysis of US Healthcare Personnel

open access: yesAmerican Journal of Industrial Medicine, EarlyView.
ABSTRACT Background Long COVID affects a significant proportion of COVID‐19 survivors. This study examined persistent Long COVID symptoms among healthcare personnel (HCP) and evaluated associations with vaccination, prior SARS‐CoV‐2 infection, underlying health conditions, and demographics.
Eric Kontowicz   +13 more
wiley   +1 more source

Anomalous origin of right coronary artery from left coronary sinus associated with aneurysm of aortic root

open access: yesHeart Vessels and Transplantation, 2018
Prevalence of anomalous origin of right coronary artery (RCA) from left coronary sinus in population according to autopsy studies is 0.026%. Origin of left main coronary artery and RCA from opposite sinus of Valsalva with further course of anomalous ...
Rustem M. Tuleutayev   +3 more
doaj   +1 more source

Permanent Sinus Node Arrest Complicating Coronary Angioplasty

open access: yesJACC: Case Reports, 2021
Sinus node artery (SNA) occlusion is a rare complication of percutaneous coronary intervention and usually has a benign prognosis; sinus arrest may occur but frequently resolves.
Maria Stratinaki, MD, MS   +1 more
doaj   +1 more source

Aortic valve disease: Novel animal models for advancing our understanding of the underlying mechanisms

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Due to the complex pathophysiology of aortic valve disease (AVD) and the resulting lack of effective pharmacotherapy, existing animal models are valuable research tools, but each has its own strengths and limitations. This review systematically surveys the major AVD models, compares their induction methods, pathological features, advantages and ...
Liya Hou   +4 more
wiley   +1 more source

Peculiarities of the Anatomy of the Valve of Coronary Sinus of Human

open access: yesМедицинский вестник Юга России, 2012
Purpose: To study the characteristics of the anatomical structure of the valve of the coronary sinus Materials and Methods: The investigation was perfomed in 120 the human heart preparations (60 women and 60 men). Used cell, constitutional diagnostic and
E. V. Chaplygina   +2 more
doaj  

Coronary Sinus Lead Placement in Patients With Coronary Sinus Ostial Atresia

open access: yesJACC: Case Reports, 2021
This case series demonstrates 2 innovative approaches to successful coronary sinus lead placement in the setting of coronary sinus ostial atresia. Use of venous phase coronary angiography, a computed tomography scan with venous phase, or a left-sided ...
Ata Bajwa, MD   +2 more
doaj   +1 more source

A critical reappraisal of the carotid sinus and carotid bulb: Distinguishing neurohistological function from vascular geometry

open access: yesThe Anatomical Record, EarlyView.
This review redefines the carotid bulb (CB) as a variable geometric dilation shaped by hemodynamics and the carotid sinus (CS) as a conserved neurohistological baroreceptor field. Distinguishing these entities clarifies a century of anatomical confusion and links geometry, neurohistology, and clinical interpretation within a unified framework ...
Răzvan Costin Tudose   +2 more
wiley   +1 more source

Anatomic data of the human coronary sinus

open access: yes, 1990
The authors studied the formation, tributaries, lenght and the ostium of the coronary sinus, as well as the relationship of the venous walls to the myocardium and to the epicardium.
Zorzetto, N. L.   +2 more
core   +3 more sources

A shocking lead in the coronary sinus [PDF]

open access: yesEuropace, 2009
Placement of leads into the coronary sinus (CS) is now routinely used for cardiac resynchronization therapy. However, the CS can also be used for the placement of defibrillator shock leads. There is evidence demonstrating that CS leads in situ for the short and medium term can be successfully removed utilizing percutaneous methods.
Shoaib, Hamid   +2 more
openaire   +2 more sources

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