Results 51 to 60 of about 1,185,379 (397)

Extremal properties for dissections of convex 3-polytopes [PDF]

open access: yes, 1999
A dissection of a convex d-polytope is a partition of the polytope into d-simplices whose vertices are among the vertices of the polytope. Triangulations are dissections that have the additional property that the set of all its simplices forms a ...
Bruns Winfried   +6 more
core   +5 more sources

A randomized comparison of sentinel-node biopsy with routine axillary dissection in breast cancer.

open access: yesNew England Journal of Medicine, 2003
BACKGROUND Although numerous studies have shown that the status of the sentinel node is an accurate predictor of the status of the axillary nodes in breast cancer, the efficacy and safety of sentinel-node biopsy require validation.
U. Veronesi   +13 more
semanticscholar   +1 more source

Dissection of descending aorta treated by stent-graft implantation in a patient with Marfan syndrome

open access: yesHeart Vessels and Transplantation, 2017
This report describes a 32 years old patient with Marfan syndrome and hypertension. David`s procedure was performed to the patient three months before due to dissection of the ascending thoracic aorta.
Marat A. Aripov   +5 more
doaj   +1 more source

Identity change and the human dissection experience over the first year of medical training [PDF]

open access: yes, 2005
The aim of this study is to explore identity change in medical students over their first year of medical training, particularly in relation to their experience of human dissection. Each of our four participants completed two repertory grids at the end of
Abu-Hijelh   +44 more
core   +1 more source

Aortic Dissection: A Review of the Pathophysiology, Management and Prospective Advances

open access: yesCurrent Cardiology Reviews, 2020
Aortic dissection is an emergent medical condition, generally affecting the elderly, characterized by a separation of the aortic wall layers and subsequent creation of a pseudolumen that may compress the true aortic lumen.
A. Sayed, M. Munir, E. Bahbah
semanticscholar   +1 more source

The Superoanterior Fasciculus (SAF): A Novel White Matter Pathway in the Human Brain?

open access: yesFrontiers in Neuroanatomy, 2019
Fiber tractography (FT) using diffusion magnetic resonance imaging (dMRI) is widely used for investigating microstructural properties of white matter (WM) fiber-bundles and for mapping structural connections of the human brain.
Szabolcs David   +15 more
doaj   +1 more source

Geometric realizations of the accordion complex of a dissection [PDF]

open access: yes, 2018
Consider $2n$ points on the unit circle and a reference dissection $\mathrm{D}_\circ$ of the convex hull of the odd points. The accordion complex of $\mathrm{D}_\circ$ is the simplicial complex of non-crossing subsets of the diagonals with even endpoints
Manneville, Thibault, Pilaud, Vincent
core   +4 more sources

Aortic complications following pediatric heart transplantation: A case series and review

open access: yesAnnals of Pediatric Cardiology, 2016
Aortic complications occur rarely after pediatric orthotopic heart transplantation, but are typically accompanied by catastrophic events. We describe the three cases of major aortic complications in our experience of 329 pediatric heart transplants. This
Sean M Lang   +2 more
doaj   +1 more source

Aortic dissection: To be or not to be?

open access: yesAnnals of Cardiac Anaesthesia, 2013
Patients with acute aortic dissection present with such varied symptoms that diagnosis becomes difficult. Various imaging techniques like computed tomography angiography (CTA), magnetic resonance imaging and ultrasonography are used to diagnose this entity, but they too have their limitations.
Kanwar Aditya Baloria   +3 more
openaire   +4 more sources

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