Results 81 to 90 of about 50,060 (272)

Acquired discrete subaortic stenosis late after mitral valve replacement

open access: yesIndian Heart Journal, 2016
Although acquired left ventricular outflow obstruction has been reported in a variety of conditions, there are scant reports of its occurrence following mitral valve replacement (MVR).
Jagdish C. Mohan   +3 more
doaj   +1 more source

The influence of aortoseptal angulation on provocable left ventricular outflow tract obstruction in hypertrophic cardiomyopathy. [PDF]

open access: yes, 2014
OBJECTIVES: Aortoseptal angulation (AoSA) can predict provocable left ventricular outflow tract obstruction (LVOTO) in patients with symptomatic hypertrophic cardiomyopathy (HCM).
Critoph, CH   +6 more
core   +2 more sources

Obstructive Right Ventricular Outflow Tract Hemangioma in an Adolescent

open access: yesCongenital Heart Disease, 2011
Cardiac tumors are rare in children, but they are being diagnosed with increasing frequency and great accuracy with wide array of imaging modalities. Cardiac rhabdomyoma and myxoma are the most common tumors in children and adults, respectively. Cardiac hemangiomas comprise about 2.8% of all primary cardiac tumors and fewer than 100 cases have been ...
Jayendra Sharma   +2 more
openaire   +3 more sources

Postoperative Dissecting Ventricular Septal Hematoma: Recognition and Treatment [PDF]

open access: yes
Dissecting ventricular septal hematoma (DVSH) rarely occurs after repair of a ventricular septal defect (VSD) but can lead to serious complications such as septal rupture, myocardial rupture, cardiogenic shock, heart block, outflow obstruction, cardiac ...
Kaza, Aditya K., Mart, Christopher R.
core   +2 more sources

High-Resolution, Three-Dimensional Reconstruction of the Outflow Tract Demonstrates Segmental Differences in Cleared Eyes [PDF]

open access: yesarXiv, 2017
Purpose: The rate of conventional aqueous humor outflow is the highest nasally. We hypothesized that this is reflected in regionally different outflow structures and analyzed the entire limbus by high-resolution, full-thickness ribbon-scanning confocal microscopy (RSCM).
arxiv  

Fusion rules for pastures and tracts [PDF]

open access: yesarXiv, 2021
Baker and Bowler defined a category of algebraic objects called tracts which generalize both partial fields and hyperfields. They also defined a notion of weak and strong matroids over a tract $F$, and proved that if $F$ is perfect, meaning that $F$-vectors and $F$-covectors are orthogonal for every matroid over $F$, then the notions of weak and strong
arxiv  

Tetralogy of Fallot with right ventricular outflow tract obstruction and patent ductus arteriosus in a dog

open access: yesVeterinární Medicína, 2020
In this study we describe the echocardiographic features of a complex cardiac defect with a right to left shunt through tetralogy of Fallot and also a left to right shunt through a patent ductus arteriosus (PDA) in a 3-year-old dog.
Seungjo Park   +4 more
doaj   +1 more source

Link groups and the A-B slice problem [PDF]

open access: yesTopology and physics, 220-235, Nankai Tracts Math., 12, World Sci. Publ., Hackensack, NJ, 2008, 2006
The A-B slice problem is a reformulation of the topological 4-dimensional surgery conjecture in terms of decompositions of the 4-ball and link homotopy. We show that link groups, a recently developed invariant of 4-manifolds, provide an obstruction for the class of model decompositions, introduced by M. Freedman and X.-S. Lin.
arxiv  

Composite valved apico-aortic conduits for left ventricular outflow obstruction.

open access: yesActa Médica Portuguesa, 1980
Problems related to the left ventricular outflow tract are not always amenable to conventional surgical methods, and in some cases may be solved with the creation of a double outlet left ventricle, using a composite rigid pyrolite left ventricular apex ...
Denton A. Cooley, John C. Norman
doaj   +1 more source

Systolic ejection murmurs and the left ventricular outflow tract in boxer dogs [PDF]

open access: yes, 2007
Turbulence of various genesis in the left ventricular outflow tract (LVOT) causes systolic ejection murmurs. The prevalence of murmurs in adult boxer dogs is 50-80%, the majority of which are of low intensity.
Höglund, Katja
core  

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