نتایج جستجو برای: ccta

تعداد نتایج: 617  

2007
Troy LaBounty

• Objective: To review the current application of coronary computed tomography angiography (CCTA) in the diagnosis of coronary artery disease (CAD). • Methods: Qualitative review of the literature. • Results: CCTA has emerged as a potential noninvasive alternative to both existing noninvasive tests for CAD in some patients and invasive coronary angiography (ICA) in other patients. There have be...

Journal: :Circulation journal : official journal of the Japanese Circulation Society 2015
Sadako Motoyama Hajime Ito Yukio Ozaki

In contrast to the patients with significant coronary atherosclerosis, the current guidelines do not recommend using CCTA for asymptomatic subjects to evaluate their degree of CAD. Choi and colleagues evaluated 1,000 asymptomatic subjects who underwent CCTA as a general health evaluation and in 215 (22%) patients, atherosclerotic plaques were identified and of them only 52 (5%) subjects had ste...

Journal: :iranian journal of radiology 0
abbas arjmand shabestari department of radiology, modarres hospital, shahid beheshti university of medical sciences, tehran, iran; advanced diagnostic and interventional radiology research center (adir), tehran university of medical sciences, tehran, iran roxana azma department of radiology, mofid children’s hospital, shahid beheshti university of medical sciences, tehran, iran; department of radiology, mofid children’s hospital, shahid beheshti university of medical sciences, tehran, iran. tel: +98-2122251737, fax: +98-2122227033 armin nourmohammad department of radiology, shafa yahyaian hospital, tehran university of medical sciences, tehran, iran madjid shakiba advanced diagnostic and interventional radiology research center (adir), tehran university of medical sciences, tehran, iran

results the degree of systolic compression was found to be correlated with the depth of the mb. however, there was no correlation between the length of the mb and the degree of systolic compression. conclusion the systolic compression of the mb was influenced by the depth of the tunneled segment, not by its length. background myocardial bridging (mb) is a congenital anomaly in which a segment o...

2014
Charles K Lin Ryan J McDonough Ryan L Prentice Dustin M Thomas Kevin E Steel Bernard J Rubal Eric A Shry Todd C Villines Edward A Hulten Ahmad M Slim

BACKGROUND Patient prognosis has been shown to directly correlate with the severity of coronary artery disease diagnosed by coronary computed tomography angiography (CCTA). Although the presence of coronary artery calcium has been associated with increased incidence of ischemic stroke, there are no data on the incidence of ischemic stroke based upon the severity of coronary artery disease by CC...

2017
Yahang Tan Jia Zhou Ying Zhou Xiaobo Yang Junjie Yang Yundai Chen

OBJECTIVE This study sought to determine whether variables detected on coronary computed tomography angiography (CCTA) would predict plaque progression in non-culprit lesions (NCL). MATERIALS AND METHODS In this single-center trial, we analyzed 103 consecutive patients who were undergoing CCTA and percutaneous coronary intervention (PCI) for culprit lesions. Follow-up CCTA was scheduled 12 mo...

2014
Gitsios Gitsioudis Waldemar Hosch Johannes Iwan Andreas Voss Edem Atsiatorme Nina P. Hofmann Sebastian J. Buss Stefan Siebert Hans-Ulrich Kauczor Evangelos Giannitsis Hugo A. Katus Grigorios Korosoglou

AIMS To investigate the value of coronary calcium scoring (CCS) as a filter scan prior to coronary computed tomography angiography (CCTA). METHODS AND RESULTS Between February 2008 and April 2011, 732 consecutive patients underwent clinically indicated CCTA. During this 'control phase', CCS was performed in all patients. In patients with CCS≥800, CCTA was not performed. During a subsequent 'C...

2011
Iyad N. Daher Jose Banchs Syed Wamique Yusuf Elie Mouhayar Jean-Bernard Durand Gregory Gladish

Background. Exclusion of underlying coronary artery disease (CAD) is essential in the diagnosis of chemotherapy-induced cardiomyopathy. Presence and severity of CAD can also impact the choice of therapy in cancer patients. The value of cardiac computed tomographic angiography (CCTA) in this setting has not been reported. Methods. We collected data on the clinical presentation and indications fo...

Journal: :Cardiology journal 2016
Piotr Lipiec Paulina Wejner-Mik Katarzyna Wdowiak-Okrojek Ewa Szymczyk Adam Skurski Andrzej Napieralski Marek Kamiński Konrad Szymczyk Jarosław D Kasprzak

BACKGROUND Three-dimensional (3D) fusion of morphological data obtained by coronary computed tomography angiography (CCTA) with functional data from resting and stress echocardiography could potentially provide additional information compared to examination results analyzed separately and increase the diagnostic and prognostic value of non-invasive imaging in patients with suspected coronary ar...

2015
Takeshi Kimura Hiroki Shiomi Sachio Kuribayashi Takaaki Isshiki Susumu Kanazawa Hiroshi Ito Shunya Ikeda Ben Forrest Christopher K. Zarins Mark A. Hlatky Bjarne L. Norgaard

Percutaneous coronary intervention (PCI) based on fractional flow reserve (FFRcath) measurement during invasive coronary angiography (CAG) results in improved patient outcome and reduced healthcare costs. FFR can now be computed non-invasively from standard coronary CT angiography (cCTA) scans (FFRCT). The purpose of this study is to determine the potential impact of non-invasive FFRCT on costs...

Journal: :Heart 2011
Ronny R Buechel Aju P Pazhenkottil Bernhard A Herzog Michael Brueckner Rene Nkoulou Jelena R Ghadri Silke M Küest Christophe A Wyss Lars Husmann Philipp A Kaufmann

OBJECTIVE To assess the prognostic value of low-dose 64-slice coronary CT angiography (CCTA) using prospective ECG triggering in a patient population with known or suspected coronary artery disease (CAD). DESIGN Longitudinal follow-up study. SETTING Tertiary referral cardiac imaging centre. PATIENTS 434 consecutive patients who were referred for evaluation of CAD by CCTA. METHODS The pr...

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