Results 11 to 20 of about 694,632 (248)

Detection of Pulmonary Embolism on CT-Angiography Using Contrast Attenuation of Pulmonary Veins [PDF]

open access: yes, 2021
Background: In areas of pulmonary embolism (PE), the enhancement of pulmonary veins on computed tomography pulmonary angiography (CTPA) should be decreased due to reduced arterial perfusion.
Hausmann, Dorothee   +6 more
core   +3 more sources

Isolated agenesis of the right pulmonary veins with pulmonary sequestration

open access: yesAnnals of Pediatric Cardiology, 2019
We report two cases of agenesis of the right pulmonary veins (PVs) associated with sequestration of the right lung with systemic to pulmonary collateral.
Shilpa Patil   +4 more
doaj   +2 more sources

Atrial fibrillation and the pulmonary veins [PDF]

open access: yes, 2022
Atrial fibrillation is a common cardiac arrhythmia that decreases the patient’s quality of life and increases the risks of ischemic stroke and of heart failure.
Gottlieb, L.A.
core   +6 more sources

Catheter ablation of atrial fibrillation : radiofrequency catheter ablation for redo procedures after cryoablation [PDF]

open access: yes, 2013
Aim: To evaluate the effectiveness of two different strategies using radiofrequency catheter ablation for redo procedures after cryoablation of atrial fibrillation. Methods: Thirty patients (paroxysmal atrial fibrillation: 22 patients, persistent atrial
Gramley, Felix, Kettering, Klaus
core   +1 more source

Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report

open access: yesJournal of Medical Case Reports, 2022
Background Pulmonary arteriovenous malformations are mostly caused by congenitally abnormal shunts between pulmonary arteries and pulmonary veins.
Yasutaka Kawasaki   +6 more
doaj   +1 more source

A case of left atrial myxoma accompanied by pancytopenia and pathological findings suggestive of pulmonary hypertension [PDF]

open access: yes, 1974
A case of left atrial myxoma accompanied by peculiar symptoms is reported. A 15-year old boy had progressive congestive heart failure and three episodes of acute attacks of panctyopenia. The anemia was accompanied by helmet-shaped, broken red blood cells,
Ogawa, Katsuo   +3 more
core   +1 more source

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

SOME GROSS ANATOMICAL STUDIES ON THE PULMONARY VEINS IN THE DONKEY (EQUUS ASINUS) [PDF]

open access: yesKafrelsheikh Veterinary Medical Journal, 2008
The pulmonary veins were studied on fifteen lungs of donkeys of different ages. The pulmonary veins  were injected with colored mass of kemo-apoxy No. 151/20A, as well as 30% suspension of red lead oxide in kemo-apoxy No.
F.M.M Farag
doaj   +1 more source

Metabolism of asymmetric dimethylarginines is regulated in the lung developmentally and with pulmonary hypertension induced by hypobaric hypoxia [PDF]

open access: yes, 2003
Background— Nitric oxide (NO) plays an important part in lowering pulmonary vascular resistance after birth, and in persistent pulmonary hypertension of the newborn (PPHN), NO-mediated dilation is dysfunctional.
Vallance, Patrick   +7 more
core   +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

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