Results 51 to 60 of about 86,947 (309)

Automatic Segmentation of Thoracic Aorta Segments in Low-Dose Chest CT

open access: yes, 2018
Morphological analysis and identification of pathologies in the aorta are important for cardiovascular diagnosis and risk assessment in patients. Manual annotation is time-consuming and cumbersome in CT scans acquired without contrast enhancement and ...
de Vos, Bob D.   +3 more
core   +1 more source

Computational Simulations for Aortic Coarctation: Representative Results From a Sampling of Patients [PDF]

open access: yes, 2011
Treatments for coarctation of the aorta (CoA) can alleviate blood pressure (BP) gradients(D), but long-term morbidity still exists that can be explained by altered indices of hemodynamics and biomechanics.
Chan, Frandics P   +8 more
core   +4 more sources

Persistent double dorsal aorta in patient with cavernous sinus thrombosis: A case report

open access: yesRadiology Case Reports
Persistent double dorsal aorta is a rare congenital anomaly of the descending aorta in which the descending aorta is divided into 2 lumens below the ligamentum arteriosum. There are only a few cases reported to date.
Ashari Bahar, MD   +4 more
doaj   +1 more source

Helical flow in tortuous aortas and its relationship to turbulence: A whole-aorta 4D flow MRI study

open access: yesFrontiers in Cardiovascular Medicine, 2023
BackgroundIncreased vascular tortuosity is a hallmark of ageing of the vascular system, including the aorta. However, the impact of tortuosity on aortic blood flow is unknown.
Petter Dyverfeldt   +8 more
doaj   +1 more source

Isolated major aortopulmonary collateral as the sole pulmonary blood supply to an entire lung segment [PDF]

open access: yes, 2017
Congenital systemic-to-pulmonary collateral arteries or major aortopulmonary collaterals are associated with cyanotic congenital heart disease with decreased pulmonary blood flow.
Grady, R. Mark   +2 more
core   +3 more sources

Descending Thoracic Aorta as inflow for primary revascularization of aorto-iliac occlusive disease – review of the last 30 years

open access: yesAngiologia e Cirurgia Vascular, 2023
INTRODUCTION: The descending thoracic aorta (DTA) has been used as inflow mostly as a secondary option for revascularization after either graft failure/infection or other intra-abdominal pathologies contraindicating a standard abdominal aortic approach.
Celso Nunes   +7 more
doaj   +1 more source

Myxoid leiomyosarcoma of the descending thoracic aorta [PDF]

open access: yesThe Journal of Thoracic and Cardiovascular Surgery, 2001
AbstractJ Thorac Cardiovasc Surg 2001;121:590 ...
Muehlstedt, Steve   +3 more
openaire   +2 more sources

Extra Anatomic Bypass of Coarctation of the Aorta in an Adolescent: Avoiding Spinal Cord Ischemia

open access: yesMAMC Journal of Medical Sciences, 2015
Coarctation of the aorta in an adult patient often requires extra-anatomic bypass techniques. Posterior pericardial bypass technique is one among the various techniques that has been described where a Dacron conduit is anastomosed between the lateral ...
T Raina   +5 more
doaj   +1 more source

Tuberculous aneurysm of the descending thoracic aorta [PDF]

open access: yesJournal of Vascular Surgery, 1987
Tuberculous aneurysm of the descending thoracic aorta is a rare entity. To our knowledge the present case is the sixth on record to have been successfully treated surgically. These aneurysms present the usual difficulties of surgical therapy of the thoracic aorta: spinal cord and renal circulatory protection and the choice between distant or in situ ...
P, Patra   +6 more
openaire   +2 more sources

Quantification of Local Hemodynamic Alterations Caused by Virtual Implantation of Three Commercially Available Stents for the Treatment of Aortic Coarctation [PDF]

open access: yes, 2013
Patients with coarctation of the aorta (CoA) are prone to morbidity including atherosclerotic plaque that has been shown to correlate with altered wall shear stress (WSS) in the descending thoracic aorta (dAo).
Dholakia, Ronak Jashwant   +3 more
core   +2 more sources

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