Results 21 to 30 of about 89,894 (321)

Automatic pulmonary artery-vein separation in CT images using a twin-pipe network and topology reconstruction [PDF]

open access: yesPeerJ Computer Science, 2023
Background With the wide application of CT scanning, the separation of pulmonary arteries and veins (A/V) based on CT images plays an important role for assisting surgeons in preoperative planning of lung cancer surgery.
Lin Pan   +7 more
doaj   +2 more sources

Cardiovascular agents affect the tone of pulmonary arteries and veins in precision-cut lung slices.

open access: yesPLoS ONE, 2011
IntroductionCardiovascular agents are pivotal in the therapy of heart failure. Apart from their action on ventricular contractility and systemic afterload, they affect pulmonary arteries and veins. Although these effects are crucial in heart failure with
Annette D Rieg   +3 more
doaj   +1 more source

A study on pulmonary venous ostia pattern in the left atrium and its clinical applications

open access: yesNational Journal of Clinical Anatomy, 2018
Background & aims : Normally four pulmonary veins open into the left atrium. Frequently there are variations in the number of pulmonary veins opening in to the left atrium.
S Rajesh   +2 more
doaj   +1 more source

Anomalous single pulmonary venous trunk

open access: yesAvicenna Journal of Medicine, 2012
We present a rare case of a single pulmonary venous trunk that drains all pulmonary segments to the left atrium. This anomaly may mimic pulmonary arteriovenous malformation on imaging.
Hadi Abu Rasheed, Benjamin E Reinking
doaj   +1 more source

Abnormalities of External Jugular Veins in Bulldogs with Pulmonary Valve Stenosis

open access: yesVeterinary Sciences, 2022
Two French bulldogs and one English bulldog affected by pulmonary valve stenosis and referred for pulmonary balloon valvuloplasty were diagnosed with different abnormalities of the external jugular veins.
Marta Croce   +7 more
doaj   +1 more source

Total anomalous connection of pulmonary veins to the portal vein. Value of multislice angiotomography. Report on three cases

open access: yesActa Pediátrica de México, 2014
Objective: Present tomographic data from the patients with emphasis on structural characteristics. Material and method: Retrospective study of three patients in whom the four pulmonary veins connected to the portal vein.
Sara Alejandra Solórzano-Morales   +5 more
doaj   +1 more source

Imaging of the pulmonary vasculature in congenital heart disease without gadolinium contrast: Intraindividual comparison of a novel Compressed SENSE accelerated 3D modified REACT with 4D contrast-enhanced magnetic resonance angiography

open access: yesJournal of Cardiovascular Magnetic Resonance, 2020
Background Patients with Congenital heart disease (CHD) require repetitive imaging of the pulmonary vasculature throughout their life. In this study, we compared a novel Compressed SENSE accelerated (factor 9) electrocardiogram (ECG)- and respiratory ...
Lenhard Pennig   +10 more
doaj   +1 more source

Snowman heart

open access: yesJournal of the Practice of Cardiovascular Sciences, 2019
Total anomalous pulmonary venous connection (TAPVC) consists of abnormality of blood flow in which all pulmonary veins drain into systemic veins or into right atrium with or without pulmonary venous obstruction. Systemic and pulmonary venous blood mix in
Sachin Sondhi   +3 more
doaj   +1 more source

Pulmonary Vein Activity Organization to Determine Atrial Fibrillation Recurrence: Preliminary Data from a Pilot Study

open access: yesMathematics, 2020
Ablation of pulmonary veins has emerged as a key procedure for normal rhythm restoration in atrial fibrillation patients. However, up to half of ablated Atrial fibrillation (AF) patients suffer recurrences during the first year.
Raquel Cervigón   +4 more
doaj   +1 more source

Multiple variations in pulmonary veins during a thoracoscopic right lower lobectomy: A case report

open access: yesThoracic Cancer, 2020
A knowledge of pulmonary vein anatomy variants allows an appropriate preoperative radiological assessment and safe surgical management of vascular anomalies in patients undergoing major lung resections.
Dario Amore   +9 more
doaj   +1 more source

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