نتایج جستجو برای: right ventricular anatomy
تعداد نتایج: 492034 فیلتر نتایج به سال:
The relationships among clinical variables, coronary anatomy, and left ventricular function during the early hours of acute myocardial infarction (AMI) were evaluated from data acquired in the Western Washington Intracoronary Streptokinase Trial. All patients had symptoms and electrocardiographic changes typical of AMI. All data were obtained before treatment with streptokinase. Mean time to ca...
Congenitally corrected transposition of the great arteries is an unusual cardiac malformation with discordant atrioventricular and ventriculoarterial alignments. Because knowledge of the coronary artery anatomy is a prerequisite for successful repair of this cardiac anomaly, selective coronary arteriography was performed in 13 children (4 male and 9 female; age range 18 months to 16 years) and ...
A 56-year-old man with locally advanced gastric carcinoma underwent echocardiography prior to commencing chemotherapy to assess the left ventricular systolic function. Echocardiography disclosed a severely dilated right heart, with preserved right ventricular systolic function and a normal predicted pulmonary artery systolic pressure. The inter-atrial septum was intact and no other structural c...
We observed a rare variant case of Poland syndrome in a 55-year-old male cadaver in gross anatomy dissection room at department of Anatomy school of Medicine. His past and family history was not remarkable. The outward appearance of anterior thoracic wall, deltoid and shoulder regions revealed obvious abnormalities. Upon dissection, the following features were observed: (1) On the right side, t...
OBJECTIVES The present study was undertaken to determine the independent risk factors for early mortality in the current era after arterial switch operation (ASO). BACKGROUND Prior reports on factors affecting outcome of the ASO demonstrated that abnormal coronary arterial patterns were associated with increased risk of early mortality. As diagnostic, surgical and perioperative management tec...
OBJECTIVES The arterial switch operation (ASO) is the method of choice for the Taussig-Bing heart. The aim of the study was to analyse the long-term outcome of correction of the Taussig-Bing heart. METHODS Between 1986 and 2011, 44 infants, including 18 newborns, underwent an ASO. The staged and the primary approach were used in 9 and 35 patients, respectively. Aortic arch (AA) obstruction (n...
AIMS Repaired tetralogy of Fallot (rtoF) patients are at risk of atrial or ventricular tachyarrhythmia and sudden cardiac death. Risk stratification for arrhythmia remains difficult. We investigated whether cardiac anatomy and function predict arrhythmia. METHODS One-hundred-and-fifty-four adults with rtoF, median age 30.8 (21.9-40.2) years, were studied with a standardised protocol including...
A 76-year-old woman with a history of aortic valve replacement was referred for echocardiography for routine postoperative evaluation. Transthoracic echocardiogram revealed evidence of an intracardiac shunt between the left ventricle (LV) and the right atrium (RA) (Figure 1A). A transesophageal echocardiogram confirmed the presence of an LV to RA shunt consistent with a Gerbode defect (Figure 1...
OBJECTIVE To describe a novel method (Fetal Intelligent Navigation Echocardiography (FINE)) for visualization of standard fetal echocardiography views from volume datasets obtained with spatiotemporal image correlation (STIC) and application of 'intelligent navigation' technology. METHODS We developed a method to: 1) demonstrate nine cardiac diagnostic planes; and 2) spontaneously navigate th...
Results Nine patients had ventricular tachyarrhythmia (6%) during follow-up. Patients who developed ventricular tachyarrhythmia were older (42.5 [34.9-50.2] vs. 29 [21-40] years; p=0.01), had a later repair (12.8 [6.2-13.9] vs. 4.4 [2-8] years; p=0.02), larger akinetic right ventricular outflow track (RVOT) region (Figure ) (length 55 [34-60] vs. 30 [20-40] mm; p=0.002) and a lower RV ejection ...
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