نتایج جستجو برای: pulmonary valve

تعداد نتایج: 310625  

Noordin Mohammadi, Parviz Namazi, Seyed Saeed Hosseni,

Background: Heart valve disease gradually increases the pressure in the heart chambers and impairs heart pumping. It influences on quality of life due to low output, disability, fear, amnesia, anxiety, and depression. Although most of signs and symptoms in patients with heart valve diseases may significantly decrease after valve replacement surgery, there is limited information about the impact...

Journal: :Circulation 2000
P Bonhoeffer Y Boudjemline Z Saliba A O Hausse Y Aggoun D Bonnet D Sidi J Kachaner

BACKGROUND Pulmonary regurgitation can lead to severe right ventricular dysfunction, which is a delicate postoperative problem in the long-term follow-up of patients who had surgery for congenital heart diseases. Clinical conditions of patients suffering from pulmonary valve incompetence are improved by valve replacement with a prosthetic valve. To date, the surgical approach is the only option...

2017
Binita R Chacko George K Chiramel Leena R Vimala Devi A Manuel Elizabeth Joseph K Reka

BACKGROUND Tetralogy of Fallot (TOF) is a complex congenital heart disease with anatomic variations. Although the pulmonary valve in TOF is abnormal, it has not been studied well, especially on newer imaging modalities such as multidetector computed tomography (CT), which gives excellent anatomic detail. AIMS The aim of this study was to assess the morphology of pulmonary valve in TOF on CT a...

2000
Younes Boudjemline Zakhia Saliba Ana Olga Hausse Yacine Aggoun

Background—Pulmonary regurgitation can lead to severe right ventricular dysfunction, which is a delicate postoperative problem in the long-term follow-up of patients who had surgery for congenital heart diseases. Clinical conditions of patients suffering from pulmonary valve incompetence are improved by valve replacement with a prosthetic valve. To date, the surgical approach is the only option...

بخشنده, علیرضا, تاتاری, حسن, رادمهر, حسن, صالحی, مهرداد,

Background: The usage of pericardium of patient himself, for support of anastomosis lines may carry benefits in patients undergoing aortic valve replacement with pulmonary autograft (Ross). The aim of the present study was to compare the short term results of aortic valve replacement with pulmonary autograft with routine and offered methods. Methods: In a non-randomized clinical trial, 64 pati...

2017
Malenka M. Bissell Margaret Loudon Stefan Neubauer Saul G. Myerson

Abnormal flow patterns in the aortas of those with bicuspid aortic valves (BAVs) are increasingly recognized as important in the pathogenesis of aortic dilatation but pulmonary flow patterns in bicuspid pulmonary valves have not been studied. Bicuspid pulmonary valve disease is rare and a small numbers of case reports describe concomitant pulmonary artery dilation similar to the dilation of the...

Journal: :Circulation 1978
D J Pocoski P M Shah

It has been shown that the echographic motion of the posterior aortic wall in diastole is closely related to the underlying left atrial events, possibly due to the anatomical proximity of the two structures. We observed that the pulmonary artery shares a similar close anatomical relationship with the left atrium. The present study in 55 consecutive patients with adequate echocardiographic recor...

Journal: :Interactive cardiovascular and thoracic surgery 2005
Peter Eigel Axel Lars Larsen Gerrit van Ingen

Acquired disease of the pulmonary valve requiring surgery is rare. We report the case of a 70-year-old male presenting with pulmonary valve insufficiency and pulmonary emboli originating from a thrombus formation adhering to the pulmonary valve occurring despite dicoumarol anticoagulation for previous aortic valve surgery. Two years ago he experienced Guillain-Barré syndrome and one year ago en...

Journal: :Interactive cardiovascular and thoracic surgery 2010
Leo Bockeria Victoria Plakhova

Three-dimensional (3D) transthoracic echocardiography has advantages over traditional two-dimensional (2D) echocardiography in visualizing tricuspid valve morphology in Ebstein's anomaly. We describe the application of intra-operative 3D transesophageal echocardiography during a tricuspid valve repair procedure in a patient with Ebstein's anomaly. Intra-operatively three-dimensional transesopha...

2013
Noa Holoshitz Ziyad M Hijazi

Transcatheter pulmonary valve replacement has changed the way we approach congenital and structural heart disease. In patients with a conduit between the right ventricle and pulmonary artery or a bioprosthetic pulmonary valve, there will eventually be pulmonary valve dysfunction. This leads to right ventricular failure and possibly arrhythmias. Due to prior operations and the comorbid condition...

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