نتایج جستجو برای: echocardiography images

تعداد نتایج: 304198  

Introduction: Cardiovascular diseases are one of the leading causes of mortality in today’s industrial world. Occlusion of left atrial appendage (LAA) using the manufactured devices is a growing trend. The objective of this study was to develop a computer-aided diagnosis system for the identification of LAA in echocardiographic images. Method: The data used in this descriptive analytical study ...

Journal: :Radiographics : a review publication of the Radiological Society of North America, Inc 2000
P A Araoz S L Mulvagh H D Tazelaar P R Julsrud J F Breen

Benign primary cardiac neoplasms are rare but may cause significant morbidity and mortality. However, they are usually treatable and can often be diagnosed with echocardiography, computed tomography (CT), or magnetic resonance (MR) imaging. Myxomas typically arise from the interatrial septum from a narrow base of attachment. Fibroelastomas are easily detected at echocardiography as small, mobil...

Journal: :Critical care medicine 2013
Anne-Sophie Beraud Norman W Rizk Ronald G Pearl David H Liang Andrew J Patterson

OBJECTIVES We designed and implemented a focused transthoracic echocardiography curriculum for critical care medicine fellows participating in 1- and 2-year training programs. We quantitatively evaluated their proficiency in focused transthoracic echocardiography. DESIGN Prospective study evaluating curriculum implementation and objective assessment of focused transthoracic echocardiography p...

Journal: :Diagnostic and interventional radiology 2007
Tuncay Hazirolan Bariş Taşbaş Merve Gülbiz Dağoğlu Murat Canyiğit Gülcan Abali Kudret Aytemir Ali Oto Ferhun Balkanci

PURPOSE The purpose of this study was to compare long axis and short axis methods in cardiac magnetic resonance imaging (MRI), and echocardiography for the evaluation of left ventricular function and mass. MATERIALS AND METHODS The study included 15 patients with a history of myocardial infarction and 5 patients with normal ventricular function who were examined with cardiac MRI and echocardi...

Journal: :Cardiovascular Ultrasound 2008
Magnus Dencker Carin Cronberg Sabine Damm Sven Valind Monica Wadbo

We present images of a rare case where a primary lung tumour was visualised by transthoracic echocardiography. The patient was a 78-year-old male where Chest X-ray had revealed a tumour-suspected structure in the left lung. Both transthoracic echocardiography and combined PET/CT images showed a large tumour located close to the heart. Fine-needle biopsy showed non-small cell lung cancer.

Introduction: Many patients have only diastolic dysfunction without any abnormality in systolic function. We compared cardiac diastolic parameters obtained by gated myocardial perfusion SPECT (Gated SPECT) with those evaluated by echocardiography. Methods: Forty-nine patients (aged 37-85 years, 19 males and 30 women) underwent Gated SPECT and echocardiogr...

Journal: :JCS 2015
Samaneh Mazaheri Rahmita Wirza O. K. Rahmat Puteri Suhaiza Sulaiman Mohd Zamrin Dimon Fatimah Khalid Rohollah Moosavi Tayebi

Corresponding Author: Samaneh Mazaheri Faculty of Computer Science and Information Technology, UPM, Malaysia Email: [email protected] Abstract: Due to acoustic interferences and artifacts which are inherent in echocardiography images, automatic segmentation of anatomical structures in cardiac ultrasound images is a real challenge. This paper surveys stateof-the-art researches on echoca...

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